Q1: What is the purpose of the hot work program?
1: Plan for fire drill
2: Keep production operating
3: Preventing any potential for fire, explosion or airborne particulate that may lead to injury
Q2: What is an example of hot work as it applies to the hot work program?
1: Temperature exceeding 100’F and you are asked to work in it
2: Cutting, Brazing, Soldering, Thawing Pipes, Torch Applied Roofing, Grinding and Welding
3: Robot welding and you are asked to watch
Q3: What is the distance you are required to remove combustible materials from the welding operation?
1: Out of sight of the operation
2: Flammable and combustible liquids and material will be kept 35 ft. from work area
3: Distance is not the issue, gases are of a higher risk
Q4: A designated welding area should be established to meet the following requirements
1: The 5S program
2: Magna’s housekeeping rules
3: At least one 10-lb. dry chemical fire extinguisher should be within access of the 35 ft. of work
Q5: A requirement for welding conducted outside the designated welding area.
1: Plastic materials be covered with welding tarps during welding procedures
2: Security must be notified before and after welding starts
3: The Safety department must be notified before and after welding starts
Answers
Answer:
I think so these are correct answer
1: Plan for fire drill
2: Keep production operating
Related Questions
where does the efficienty occur maximum? what will be a condition of maximum efficienty?
Answers
Answer:
The transformer will give the maximum efficiency when their copper loss is equal to the iron loss.
Consider the pressure-driven flow between stationary parallel plates separated by distance 2b. Coordinate y is measured from the channel centerline. The velocity field is given by u=u max(1-(y/b)^2). Evaluate the rates of linear and angular deformation. Obtain an expression for the vorticity vector. Find the location where the vorticity is a maximum.
Answers
The pressure-driven flow between stationary parallel plates separated by distance 2b can be described by the velocity field u=u max(1-(y/b)^2), where y is measured from the channel centerline. To evaluate the rates of linear and angular deformation, we need to calculate the derivatives of the velocity field with respect to y.
The rate of linear deformation is given by du/dy, which is equal to -2u max(y/b^2). At the centerline where y=0, the rate of linear deformation is zero, which means that the flow is not expanding or contracting in the horizontal direction. The rate of angular deformation is given by (1/2)(du/dy + dv/dx), where v is the velocity component in the vertical direction. Since the flow is in the x-direction only, dv/dx is zero, and the rate of angular deformation is simply equal to half the rate of linear deformation. Therefore, the rate of angular deformation is -u max(y/b^2). To obtain an expression for the vorticity vector, we need to calculate the curl of the velocity field. The curl of the velocity field in the x-direction is given by d(vz)/dy, where vz is the velocity component in the z-direction. Since there is no velocity component in the z-direction, the curl is zero, and there is no vorticity in the flow. Finally, to find the location where the vorticity is a maximum, we need to look for areas where the curl of the velocity field is largest. Since the curl is zero in this case, there is no location where the vorticity is a maximum.
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1- Imagine we have a lot of small numbers to store, not more than 3 bits. We can use a single 32-bit integer to store 10 small numbers. How can we do this?
2- Follow-up of first question : How much storage space would it take to store 10 3-bit numbers if we didn't use this storage scheme? If we stored 10 digits, what is the smallest guaranteed number of collisions of similar values?
Answers
In this instance, nums is a list of 10 tiny numbers (no larger than 3 bits each), and pack numbers returns a single 32-bit integer that contains all ten numbers.
How many numbers are stored in 32 bits?A 32-bit datum known as an unsigned integer encodes a nonnegative integer in the [0 to 4294967295] range. For the expression of signed numbers, use the twos complement notation. The least significant byte is 3, whereas 0 is the most significant.
def pack_numbers(nums):
packed = 0
for i in range(10):
packed |= (nums[i] & 0b111) << (3*i)
return packed
def unpack_numbers(packed):
nums = []
for i in range(10):
num = (packed >> (3*i)) & 0b111
nums.append(num)
return nums
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Answer the following short questions: (1) What is the best critical region (BCR)? (5) Define the uniformly most powerful test (UMPT). Qe) What is a pivotal quantity (PQ)? d) Define Randomized Test. e) What is the use of the Sequential Probability Ratio Test?
Answers
a. Best Critical Region (BCR): The critical region that maximizes the power of a statistical test.
b. Uniformly Most Powerful Test (UMPT): A statistical test with the highest power among all possible tests for a given significance level.
c. Pivotal Quantity (PQ): A function of sample data and an unknown parameter with a known distribution independent of the parameter.
d. Randomized Test: A statistical test where the decision to accept or reject the null hypothesis is determined randomly.
e. Sequential Probability Ratio Test (SPRT): A method for sequential decision-making based on accumulating evidence from a sequence of observations, useful for efficient binary decision-making.
a. The best critical region (BCR) refers to the region in the sample space where the null hypothesis is rejected, resulting in the most favorable trade-off between the probabilities of type I and type II errors. It is the critical region that maximizes the power of the statistical test.
b. The uniformly most powerful test (UMPT) is a type of statistical test that possesses the most power among all possible tests for a given significance level. It is designed to detect the alternative hypothesis with the highest probability, making it the most powerful test in a statistical hypothesis testing framework.
c. A pivotal quantity (PQ) is a function of the sample data and an unknown parameter that has a known distribution that does not depend on the parameter itself. Pivotal quantities are useful in statistical inference as they allow for the construction of confidence intervals and hypothesis tests that are distribution-free or have known distributions.
d. A randomized test is a type of statistical test where the decision to accept or reject the null hypothesis is determined by a random mechanism. It involves using a randomization procedure to assign observations to different treatment groups or to determine the critical region. Randomized tests have the advantage of controlling the type I error rate and can be useful in situations where traditional fixed-sample tests may not be appropriate.
e. The Sequential Probability Ratio Test (SPRT) is a statistical method used for making sequential decisions based on accumulating evidence from a sequence of observations. It is commonly used in quality control and decision-making processes where data is collected sequentially. The SPRT allows for early termination of the test if a decision can be reached with sufficient confidence based on the available data, leading to efficient and timely decision-making. It is particularly useful when testing hypotheses or making binary decisions in a sequential manner, reducing the number of observations required compared to traditional fixed-sample tests.
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Categorize each of the following activities as part of software product design analysis (PA), software product design resolution (PR), software engineering design analysis (EA), or software engineering design resolution (ER):
a)Choosing data structures and algorithms
b)Laying out the contents of a window in a user interface
c)Asking clients what they need in a new program
d)Deciding which class should have a certain method
e)Reviewing an SRS to make sure it is complete
f)Reading an SRS to understand how a feature should work
g)Reading an SRS to ensure all requirements are accounted for in a design document
h)Deciding which features should go in each of several releases of a product
Answers
Option (a) Choose the algorithms and data structures. Basic data structures include arrays, linked lists, stacks, queues, hash tables, trees, heaps, and graphs.
What are the examples and algorithms?An algorithm is a collection of guidelines for completing a task or solving a problem. A recipe, that consists of detailed directions for cooking and preparing a meal, is a typical illustration of an algorithm.
What were the use do algorithms serve?Algorithms are the procedures for resolving issues or carrying out tasks. Both formulas and recipes are algorithms. Algorithms are used in programming. All online searches were conducted using algorithms since the internet operates algorithmically.
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You would modify Revit component families in the same way as any other type of Revit family, such as cabinet families, using both the Modify panel on the ribbon and the Properties Panel.A. TrueB. False
Answers
The statement "You would modify Revit component families in the same way as any other type of Revit family, such as cabinet families, using both the Modify panel on the ribbon and the Properties Panel" is true.
What is Revit?
Revit is a building information modeling software application that aids in the creation of accurate structural models. Revit is widely used in the architecture and engineering fields, allowing for precise modeling of structures and equipment. Revit, which is owned by Autodesk, Inc., is available in both Windows and macOS versions. Revit is used by architecture, interior design, engineering, and construction (AEC) professionals to create intelligent 3D models that include detailed geometry and design information.
These models can then be used for construction purposes or rendered for marketing and presentation purposes. There are two ways to modify a Revit family: using the Modify panel on the ribbon or using the Properties Panel. Modifying the family is essential since it allows you to tailor the geometry to your project's specific requirements, as well as adjust the family's parametric controls to fit your project's needs.
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air is compressed at 20 psi and 70 degrees f to 150 psia in a compressor. the compressor is operated sich that the air temperature remains constant. calculate the change in the specific volume of air as it passes through this compressor.
Answers
Change in the specific volume of air = -8.51 ft³/lbm
By using the ideal gas law:
n1 = 1 mole
p1 = 20psia
T1 = 70°F
n2 = 1 mole
T1 = T2 = 70°F
Δv = v2-v1
Change in the specific volume of air = -8.51 ft³/lbm
⇒ negative sign shows that gas was compressed during this process.
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in the future, astronomers believe that the milky way galaxy has additional collisions in store. which of the following nearby galaxies is eventually going to collide with our own?
Answers
Galaxies undergo changes as well. In around 4 billion years, the Milky Way and the nearby Andromeda Galaxy will join due to their collision track.
Our own Milky Way galaxy and the nearby spiral Andromeda galaxy are slated to collide in a billion years. Our solar system and planet Earth are not in danger of being destroyed, but the Sun will probably be hurled into a new area of our galaxy. Over time, astronomers have tracked their motions. Galaxies evolve by collisions, which is a crucial part of that process. A starburst galaxy will occur as a result of the gas being compressed as a result of the collision if at least one galaxy rich in interstellar matter is involved.
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After execution of the code fragment
class rectangle
{
public:
void setData(int, int); // assigns values to private data
int getWidth() const; // returns value of width
int getLength() const; // returns value of length
rectangle(); // default constructor
private:
int width; // width of the rectangle
int length; // length of the rectangle
};
// copies the argument w to private member width and l to private member length.
void rectangle::setData(int w, int l)
{
width = w;
length = l;
}
// returns the value stored in the private member width.
int rectangle::getWidth() const
{
return width;
}
// returns the value stored in the private member length.
int rectangle::getLength() const
{
return length;
}
// Default constructor.
rectangle::rectangle()
{
width = 0;
length = 0;
}
int main()
{
rectangle box1, box2, box3;
int x = 4, y = 7;
box1.setData(x,x);
box2.setData(y,x);
cout << box1.getWidth() + box1.getLength();
return 0;
}
what is displayed on the screen?
Answers
The expression `box1.getWidth() + box1.getLength()` evaluates to `4 + 4`, which is `8`. Therefore, the output displayed on the screen will be:
8
After execution of the code fragment class what is displayed on the screen?The code provided creates three instances of the `rectangle` class named `box1`, `box2`, and `box3`. It then sets the data for `box1` and `box2` using the `setData` function, passing `x` and `y` as arguments.
In the `main` function, `box1.getWidth()` returns the value stored in the private member `width` of `box1`, which is `4`. Similarly, `box1.getLength()` returns the value stored in the private member `length` of `box1`, which is also `4`.
The expression `box1.getWidth() + box1.getLength()` evaluates to `4 + 4`, which is `8`.
Finally, the `cout` statement outputs `8` to the screen.
Therefore, the output displayed on the screen will be:
8
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A heat engine with a thermal efficiency of 25% is connected to an electric generator with an efficiency of 95%. A liquid fuel providing heat is consumed at 2.29 litres per hour. What is the power output in kW from the generator?
Heat of Combustion: 43.7 MJ/kg
Density of the fuel: 0.749 g/ml
Answers
Answer:
4.94 kW
Explanation:
The heat energy produced by the fuel in one hour is ...
(2.29 L/h)(0.749 kg/L)(43.7 MJ/kg) = 74.954677 MJ/h
Then the power output is ...
(74.954677 MJ/h)(1 h)/(3600 s) = 20.8207 kJ/s
Multiplying this heat energy by the efficiencies of the processes involved, the output power is ...
(20.8207 kW)(0.25)(0.95) = 4.94 kW
Tech a says that the oxygen sensor measures the amount of oxygen entering the intake manifold. tech b says that many oxygen sensors have a built-in heater to warm them up more quickly. who is correct?
Answers
Tech b says that many oxygen sensors have a built-in heater to warm them up more quickly - correct
What is oxygen sensor?An oxygen sensor (or lambda sensor, where lambda refers to the air-fuel equivalence ratio, usually denoted by) is an electronic device that measures the proportion of oxygen (O2) in a gas or liquid.It was created in the late 1960s by Robert Bosch GmbH under the supervision of Dr. Günter Bauman.If your vehicle has a faulty oxygen sensor, it may run irregularly or make a rough idle sound.A faulty oxygen sensor can affect engine timing, combustion intervals, and other critical functions. You may also experience stalling or slow acceleration. The final cost of the parts can range from $155 to $380, depending on how many sensors you need replaced and their quality.To learn more about oxygen sensor, refer
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Which of the following four elements are evaluated for the project purpose?
A: list of relevant data, description of important issues, importance of work, description of problem
B: description of problem, description of solution, list of relevant data, description of important issues
C: importance of work, description of problem, description of solution, list of relevant data
D: description of solution, list of relevant data, description of important issues, importance of work
Answers
Answer:
A
Explanation:
Answer: https://www.careerbuilder.com/advice/what-are-problemsolving-skills-and-why-are-they-important
Explanation:
please if this helps give me brainlest it is about career builder
When the psychologist simply records the relationship between two variables...
Answers
The observed relationship does not by itself reveal which variable causes the other. This is the directionally problem. Also, the relationship may be due to a third variable controlling both of the observed variables.
Relationship between two variables.
The experimental research in psychology aims to analyze the relationships between the various variables. There are two variables such s independent and the dependent variable. The independent in the manipulated variable. Depended is measurable.
Thus the two variables are independent and dependent.
The psychologist can make use of the observations and survey method to record the source of the variables. Such as the independent variable depends on the dependent variable such as a rise in temperature will lead to dryness. The drop in temperature will lead to the cooling effect.Thus the two variables can be recorded by the psychologist.
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10.16.1: LAB: Interstate highway numbers (Python)
Primary U.S. interstate highways are numbered 1-99. Odd numbers (like the 5 or 95) go north/south, and evens (like the 10 or 90) go east/west. Auxiliary highways are numbered 100-999, and service the primary highway indicated by the rightmost two digits. Thus, I-405 services I-5, and I-290 services I-90.
Given a highway number, indicate whether it is a primary or auxiliary highway. If auxiliary, indicate what primary highway it serves. Also, indicate if the (primary) highway runs north/south or east/west.
Ex: If the input is:
90
the output is:
I-90 is primary, going east/west.
Ex: If the input is:
290
the output is:
I-290 is auxiliary, serving I-90, going east/west.
Ex: If the input is:
0
the output is:
0 is not a valid interstate highway number.
----------------------------------------------------------------------------
The code I have is:
highway_number = int(input())
if 1 <= highway_number <= 999:
if highway_number <= 99:
if highway_number % 2 == 0:
print("I-" + str(highway_number) + " is primary, going east/west.")
else:
print("I-" + str(highway_number) + " is primary, going north/south.")
else:
primary_number = highway_number
highway_number %= 100
if highway_number % 2 == 0:
print("I-" + str(primary_number) + " is auxiliary, serving I-" + str(highway_number) + ", going east/west.")
else:
print("I-" + str(primary_number) + " is auxiliary, serving I-" + str(highway_number) + ", going north/south.")
else:
print(str(highway_number) + " is not a valid interstate highway number.")
--------------------------------------------------------------------------------------------------------------
How do I get 200 to say it is not a valid interstate highway number?
Answers
The program is an illustration of conditional statements.
The program in Python where comments are used to explain each line is as follows:
highwayNumber = int(input("Highway number: "))
#This checks if the highwayNumber is not between 1 and 999 (inclusive)
if (highwayNumber <1 or highwayNumber > 999):
#If yes, the highwayNumber is invalid
print(str(highwayNumber)+" is not a valid interstate highwayNumber number.")
#If otherwise
else:
#This checks if highwayNumber is less than 100
if (highwayNumber< 100):
if (highwayNumber%2 == 0):
#Even highwayNumber are primary going east/west
print("I-"+str(highwayNumber)+" is primary, going east/west.")
else:
#Odd highwayNumber are primary going north/south
print("I-"+str(highwayNumber)+" is primary, going north/south.")
#Otherwise
else:
if ((highwayNumber%100) % 2 == 0):
#Even highwayNumber are auxiliary going east/west
print("I-"+str(highwayNumber)+" is auxiliary, going east/west.");
else:
#Even highwayNumber are auxiliary going north/south
print("I-"+str(highwayNumber)+" is auxiliary, going north/south.");
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Installing an additional filter provides an extra level of protection for the compressor
and expansion valve or orifice tube.
true
false
Answers
It is accurate what is said. The compressor, expansion valve, and orifice tube are further protected when an additional filter is installed.
What is meant by orifice tube?The orifice tube expands the refrigerant but, unlike the expansion valve, is unable to control flow rate and superheating. It has a specific length and cross-section. At the evaporator output, an accumulator is always connected to the orifice tube.The A/C system's high and low pressure parts are separated by orifice tubes. Orifice tubes are a fairly straightforward item with no moving parts that also function as a refrigerant filter. Because orifice tubes can accumulate debris, they must always be replaced. Systems without expansion valves employ orifice tubes. The orifice tube regulates how much refrigerant enters the evaporator, similar to an expansion valve.To learn more about orifice tube, refer to:
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Identify the following example as a fragment or a run-on. Then, rewrite the sentence(s), correcting the error.
John and Mary just broke up so you will not be seeing them together this afternoon.
Answers
Deviations from the engineering drawing can’t be made without the approval of the
Answers
Engineer's approvall makes it appropriate to alter from the drawing
What is Engineering drawing?Engineering drawing is a document that contain the design of an engineer represented in a sketch.
deviating fron the drawing is same as deviating from the design. it is therefore necessary to call the engineers attention before altering the drawing.
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An engineer is tasked to design a combinational circuit with three inputs x, y, z and one output F to satisfy the following conditions: The output (F) is HIGH (1) only when majority of the inputs (x, y, z) are HIGH. The output (F) is LOW (0) otherwise. What is the logic equation (in minterm form) that best describes the solution?
a. Σ (3, 5, 6, 7)
b. Σ (4, 5, 6, 7)
c. Σ (2, 3, 6, 7)
d. Σ (1, 2, 3, 7)
Answers
Pls help!!! will give brainly!!!
Bridge collapses have hit the news recently with more frequency. Do some research online and state two possible reasons for these collapses. How might those employed in the Health, Safety, & Environmental Management pathway help prevent these collapses and keep us safe?
Answers
Answer:
The main reason for bridges collapses is: earthquakes (natural disasters) and construction incidents. Whenever a natural disaster occur, it makes the bridge collapse. An example is hurricanes. Hurricanes come with a great wind and that might lead to the bridge collapsing. Construction incidents means the bridge falls during construction. Those who are employed in health, safety and environmental management need to make sure that during the construction, they have examined the material and made sure it is strong. Working with economists, they should seek better understanding of the methods for minimizing the costs during the life of the bridge. In case for natural disasters, like flooding, they should make the bridge in a lever where the water won't reach the bridge. And they should have a limit for weight in the bridges because that is another reason it collapses, because the bridge does not support extra weight.
Explanation:
hope this helps
What is meant by the acronym ISO
Answers
Answer:
International Organization For Standardization
Explanation:
This is the body within Geneva, Switzerland that promotes worldwide industrial and commercial standards
who can hop on gta5 to help me sell my cargo psn batheamazing1
Answers
: The interior wall of a furnace is maintained at a temperature of 900 0C. The wall is 60 cm thick, 1 m wide, 1.5 m broad of material whose thermal conductivity is 0.4 W/m K. The temperature of the outside surface of the wall is 150 0C. Determine the heat through the wall. Also determine thermal resistance to heat flow.
Answers
Answer:
Heat is lost at the rate of 750 J/s or W
The thermal resistance is 1 K/W
Explanation:
interior temperature \(T_{2}\) = 900 °C
wall thickness t = 60 cm = 0.6 m
width = 1 m
breadth = 1.5 m
thermal conductivity k = 0.4 W/m-K
outside temperature \(T_{1}\) = 150 °C
heat through the wall = ?
The area of the wall A = w x b = 1 x 1.5 = 1.5 m^2
Temperature difference \(dt\) = \(T_{2}\) - \(T_{1}\) = 900 - 150 = 750 °C
note that \(dt\) is also equal to 750 K since to convert from °C to K we'll have to add 273 to both temperature, which will still cancel out when we subtract the two temperatures.
To get the heat that escapes through the wall, we use the equation
Q = Ak\(\frac{dt}{t}\)
substituting values, we have
Q = 1.5 x 0.4 x \(\frac{750}{0.6}\) = 750 J/s or W
Thermal resistance \(R_{t}\) = \(\frac{dt}{Q}\)
\(R_{t}\) = 750/750 = 1 K/W
In the AC resistor circuit of Figure Q2.1, the voltage of the AC power source is
U = 100 sin(120pi x t) V .
what are
(a) the peak voltage of the AC power source
(b) the frequency of the alternating current in the circuit
(c) the instantaneous voltage of the power source at t = 20 ms
(d) the peak voltage across each resistor
(e) the instantaneous resistor voltages at t = 20 ms,
(f) to sketch the waveform of voltage in the first two periods
Answers
Answer:
(a) 100 V
(b) 60 Hz
(c) 95.106 V
(d) 25 V, 75 V
(e) 23.776 V, 71.329 V
(f) see attached
Explanation:
(a)The peak value of the sine function is 1, so the peak value of U is ...
100·1 = 100 V.
__
(b)The argument of the sine function is 2πft, so f = 120πt/(2πt) = 60 Hz.
__
(c)When t=0.020, the voltage is ...
U = 100sin(120π·0.020) = 100 sin(2.4π) ≈ 95.106 V
__
(d)The resistors are in the ratio of 1 : 3, so divide the source voltage in that ratio.
The peak voltage across the 5Ω resistor is 1/4 of 100 V, or 25 V.
The peak voltage across the 15Ω resistor is 3/4 of 100 V, or 75 V.
__
(e)The same fractions as in (d) apply to the instantaneous voltage.
The voltage on the 5Ω resistor is 1/4·95.106 V ≈ 23.776 V
The voltage on the 15Ω resistor is 3/4·95.106 V ≈ 71.329 V
__
(f)See attached.
4. a. A family purchased a 3 acre piece of land in Limuru for Kshs.30,000,000.00 fifteen years ago. They planted trees at a cost of Kshs.250,000.00 per acre. Each year they have been spending on average Kshs.25,000.00 per acre per month to take care of the trees and also to secure the property. They are now considering selling it. What is the minimum amount they should accept so as not to incur a loss bearing in mind that comparable properties have been yielding a rate of 6.5% interest per annum? (8 marks)
b. “Compulsory acquisition is the power of government to acquire private rights in land for public good without the willing consent of the owner but; in exchange for compensation”. Discuss this statement with special reference to the main considerations that ought to be made in conducting a valuation for compulsory acquisition. (12 marks)
Answers
The family should accept a minimum of Kshs.42,250,000.00 to avoid incurring a loss.
Why should they accept this amount and why?To obtain the total cost, the expenses for the land, trees and upkeep are summed up and subsequently reduced by 6. 5% using a discount rate.
Hence, it can be seen that a forced acquisition appraisal primarily focuses on three key factors: the land's market value, the expenses involved in replacing the property, and the potential harm caused to the owner's belongings.
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The abbreviation for the plastic pipe used in hot and cold water supply systems is:____.
Answers
The abbreviation for the plastic pipe used in hot and cold water supply systems is PEX.
PEX stands for cross-linked polyethylene, which is a type of plastic material commonly used in plumbing systems for hot and cold water supply. It has become increasingly popular in recent years due to its numerous advantages over traditional piping materials.
PEX pipes are highly flexible, making them easier to install compared to rigid pipes like copper or PVC. The flexibility allows for simpler routing and bending around obstacles, reducing the need for additional fittings and joints. This not only saves time during installation but also minimizes the risk of leaks since fewer connections are required.
In addition to its flexibility, PEX pipes are also resistant to corrosion and scale buildup. Unlike metal pipes, PEX does not rust or corrode over time, ensuring a longer lifespan for the plumbing system. The smooth interior surface of PEX pipes also helps prevent mineral deposits and scale formation, which can restrict water flow and affect performance.
Another advantage of PEX is its ability to withstand high temperatures. It is suitable for both hot and cold water applications, making it a versatile choice for residential and commercial plumbing systems. PEX pipes have excellent thermal conductivity, meaning they retain heat more effectively than metal pipes, resulting in less heat loss during water transportation.
Furthermore, PEX is known for its durability and resistance to freezing. It can expand and contract without cracking, making it ideal for regions with cold climates. This feature reduces the risk of burst pipes during freezing temperatures, providing added peace of mind for homeowners.
In conclusion, the abbreviation for the plastic pipe used in hot and cold water supply systems is PEX. PEX pipes offer flexibility, corrosion resistance, scale resistance, high-temperature tolerance, and durability. These characteristics make PEX a reliable and efficient choice for modern plumbing installations.
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describe an engineering advance that has led to greater knowledge about the solar system
Answers
Answer:
Space Rovers
Explanation:
The engineering advancement of the invention space rovers has changed space exploration tremendously. The first space rover ever to go out onto another planet was made by NASA and put on mars to learn more about the red planet and see if there where any plausible signs of past or maybe even present life. This mission was incredibly successful and for the first time in space exploration history, there was a spacecraft that you could move around that could with do the conditions of the planet for weeks, months, sometimes years at a time, moving around taking pictures and constantly collecting data. This was revolutionary for scientists, this way they could get copious amounts of information just on rover and not having to send multiple crafts only to die in the first few hours but sending back a relative amount of information. With rovers you can have them collect samples and bring the back to earth, not something that could’ve been done without a human, until rovers. They have completely changed and improved collecting data from other planets and have been one of the most revolutionary inventions when it comes to space exploration.
This is what I put for the answer, hope it helps in some way.
Bob would like to run his house off the grid, therefore he needs to find out how many solar panels and batteries he needs to buy.
The power output of a 250 W solar panel is p=250−10(t−5)2 watts for the average 10 hour day. He plans on using 12 V, 120 A⋅h batteries and would like to able to store 3 days worth of energy. Bob's house uses 1100 kW⋅h per month (30 days).
Answers
Answer:
stink
Explanation:
Two stepped bar is supported at both ends.At the join point of two segments,the force F is applied(downwards).Calculate reactive forces R1 and R3 at the supports.What is value of absolute maximal stress?
Choose one answer nearest your result.
given= d1=10mm d2=20mm L1=20mm L2=10mm E=200GPa F=20kN
Answers
Answer:
F=200kN
Explanation:
what does network interface subsystem do
Answers
Answer:
It takes a single interface and creates multiple virtual interfaces with different MAC addresses. Essentially, it enables the creation of independent logical devices over a single ethernet device – “many to one” relationship in contrast to a “one to many” relationship where you map a single NIC to multiple networks.
Explanation:
I hope this helps (sorry if im wrong, this is all i could find)
The plate is made of steel having a density of 7910 kg/m3 .If the thickness of the plate is 9 mm , determine the horizontal and vertical components of reaction at the pin A and the tension in cable BC.
Answers
Answer:
Horizontal component ( Ax) = 0
vertical component ( Ay ) = 1794.87 N
Explanation:
Attached below is the detailed solution and the free body diagram of the question
given data:
density = 7910 kg/m3
thickness of plate = 9 mm = 0.009
determine the horizontal and vertical components of the reaction at the pin A and the tension in the cable BC
