Make a prediction that answers the question in the purpose:
“How does time affect the temperature of water?”
(Ex-“If we use a ramp, then the ball will roll faster down the ramp because gravity has more time to do work on the ball.”)
Im not good at these, please help quickly.
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Related Questions
two parallel wires carry currents in opposite directions, as shown in the figure. two parallel current carrying wires. the top wire carries current i subscript 1 to the right. the bottom wire carries current i subscript 2 to the left. which statement is correct?
Answers
There are two or more paths for current to travel through in a parallel circuit. Each element of the parallel circuit has the same voltage applied to it. The total current that flows from the source is equal to the sum of the currents across each path.
What do two parallel wires do?When two parallel wires carry currents in opposite directions, they will create a magnetic field that interacts with each other. The direction of the magnetic field is given by the right-hand rule, where the direction of the curl of the fingers represents the direction of the magnetic field, and the direction of the thumb represents the direction of the current.
How magnetic field is produced?The interaction between the magnetic fields of the two wires will cause them to experience a force, known as the magnetic force. The direction of the magnetic force depends on the direction of the currents and the distance between the wires. If the currents are in the same direction, the wires will attract each other, while if they are in opposite directions, the wires will repel each other.
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How is fat diet different from a low calorie diet
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Carbohydrates (found in fruits, vegetables, pasta, rice, grains, peas, beans, and other legumes)
Proteins (found in meat, poultry, dairy products, eggs, and beans)
Minerals (such as potassium, calcium, and iron)
Vitamins (such as vitamins A, D, E, and K)
Water
Of these six nutrients, carbohydrates, protein and fats provide calories. Each gram of carbohydrate and protein yield 4 calories/gram. Each gram of fat yields 9 calories.
A calorie is a measurement, just like a teaspoon or an inch. Calories are the amount of energy released when your body breaks down (digests and absorbs) food. The more calories a food has, the more energy it can provide to your body. When you eat more calories than you need, your body stores the extra calories as body fat. Even a fat-free food can have a lot of calories. Excess calories in any form can be stored as body fat.
an aeroplane flies with a velocity of 100km/h at an angle of 60 to the horizontal. Calculate its effective velocity in the notherly direction and easterly direction
Answers
Explanation:
to find the velocity across the positive y direction we multiply 100 by sin60.
to find the velocity across the positive x direction we multiply 100 by cos60.
horizontal: 50 km/h
vertical: 86.6 km/h
make sure to ask if you need any further guidance.
Consider a potential flow describing a uniform flow around a rotating cylinder. It is rotating sufficiently fast that there is a single stagnation point. What is the minimum pressure on the surface of the cylinder? Your answer should be in terms of the upstream velocity Uo, upstream pressure po, and fluid density p? Note that your answer should not have either I or the cylinder radius a.
Answers
Potential flowPotential flow is a method of fluid flow analysis that is based on the notion of a velocity potential for the flow. Potential flow is used to analyze the flow of an ideal, inviscid fluid, meaning a fluid with zero viscosity.
In potential flow, the flow is described by a scalar potential, which is a function that maps each point in space to a scalar value. The velocity vector at each point in space is then derived from the potential using the gradient operator. The potential is derived from the governing equations of fluid motion using a set of boundary conditions.
For example, the potential flow around a cylinder is described by a complex potential, which is a function of the complex variable
z=x+iy,
where x and y are the Cartesian coordinates of a point in the plane. The complex potential for the flow around a cylinder of radius a is given by:
where U∞ is the upstream velocity, θ is the polar angle, and p∞ is the upstream pressure. The minimum pressure on the surface of the cylinder occurs at the stagnation point, which is located at the front of the cylinder if the flow is in the positive x-direction. At the stagnation point, the velocity of the flow is zero, and the pressure is the upstream pressure p∞. Thus, the minimum pressure on the surface of the cylinder is p∞.
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Betsy depends on her electric alarm clock every morning to get up in time for school. What energy transformation happens in Betsy's alarm clock to wake her up in the morning
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In Betsy's electric alarm clock, the electrical energy from the power source is transformed into sound energy by the speaker or buzzer, which helps wake her up in the morning.
Betsy's alarm clock operates by converting electrical energy into sound energy. Here's a step-by-step explanation of the energy transformation process:
1. Electrical Energy: The alarm clock is plugged into an electrical outlet, providing it with electrical energy. This electrical energy is typically in the form of alternating current (AC) electricity.
2. Electrical Components: Inside the alarm clock, there are various electrical components such as resistors, capacitors, and integrated circuits. These components help control the flow and distribution of electrical energy within the clock.
3. Transducer: The electrical energy is directed to a transducer, specifically a speaker or buzzer, which is responsible for converting the electrical energy into sound energy.
4. Sound Energy: When the electrical energy reaches the transducer, it causes the speaker or buzzer to vibrate rapidly. These vibrations create sound waves, which propagate through the air and reach Betsy's ears.
5. Auditory Perception: When the sound waves generated by the alarm clock reach Betsy's ears, they are detected by her auditory system. The brain processes these sound signals, eventually waking her up from sleep.
In summary, the energy transformation that takes place in Betsy's alarm clock involves the conversion of electrical energy (from the power source) into sound energy (produced by the speaker or buzzer). This sound energy serves as the stimulus to wake her up in the morning.
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A solar panel gives our 250 Watts
of power in 2 seconds. How much
work did the solar panel do?
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the term micro hydro refers to very small-scale hydroelectric power and includes installations that can supplement other sources of electricity for single-family residences. typical efficiencies are less than commercial hydroelectric installations and may be in the range of 75%. a home owner plans to install a micro hydro generator on a stream that has an average flow of 1200 l/min and a vertical drop of 5 m. what is the average electric power that can be expected from this facility? should this project be seriously considered if the construction cost is $3000.
Answers
The average electric power that can be expected from this micro hydro facility is 220.77 Watts.
The term "micro hydro" refers to very small-scale hydroelectric power, which includes installations that can supplement other sources of electricity for single-family residences. Micro hydro systems typically have lower efficiencies than commercial hydroelectric installations, with efficiencies in the range of 75%.
To calculate the average electric power that can be expected from the micro hydro generator, we can use the following formula:
Power (W) = Efficiency × Flow Rate (L/min) × Vertical Drop (m) × 9.81 (m/s²) × 0.001 (conversion factor)
Step 1: Convert efficiency to a decimal: 75% = 0.75
Step 2: Plug in the given values:
Power (W) = 0.75 × 1200 L/min × 5 m × 9.81 m/s² × 0.001
Step 3: Perform the calculation:
Power (W) = 0.75 × 1200 × 5 × 9.81 × 0.001 = 220.77 Watts
The average electric power that can be expected from this micro hydro facility is 220.77 Watts.
To determine if this project should be seriously considered, we should compare the expected energy production with the construction cost of $3,000. The decision ultimately depends on the homeowner's energy needs, the availability of other energy sources, and the time they are willing to wait for a return on investment. If the homeowner can justify the energy production and potential savings on their electricity bill against the initial cost, then this project may be worth considering. However, they should also take into account any maintenance costs and the lifespan of the micro hydro generator before making a final decision.
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It is commonly believed that the mean body temperature of a healthy adult is 98.6 ∘
F. You are not entirely convinced. You believe that it is not 98.6 ∘
F. You collected data using 35 healthy people and found that they had a mean body temperature of 98.24 ∘
F with a standard deviaiton of 0.92 ∘
F. Use a 0.10 significance level to test the claim that the mean body temperature of a healthy adult is not 98.6 ∘
F a) Identify the null and alternative hypotheses? H 0
:✓ H 1
:✓ c) Identify the appropriate significance level. d) Calculate your test statistic. Write the result below, and be sure to round your final answer to two decimal places. e) Calculate your p-value. Write the result below, and be sure to round your final answer to four decimal places.
Answers
a) The null and alternative hypotheses can be stated as follows:
H0: The mean body temperature of a healthy adult is 98.6 °F.
H1: The mean body temperature of a healthy adult is not 98.6 °F.
b) The appropriate significance level is given as 0.10, which corresponds to a 10% significance level.
c) To perform the hypothesis test, we can use the t-test since the population standard deviation is unknown. The test statistic can be calculated using the formula:
t = (sample mean - hypothesized mean) / (sample standard deviation / √n)
where the sample mean is 98.24 °F, the hypothesized mean is 98.6 °F, the sample standard deviation is 0.92 °F, and n is the sample size, which is 35 in this case.
Substituting these values into the formula, we get:
t = (98.24 - 98.6) / (0.92 / √35)
t = -0.36 / (0.92 / √35)
t = -0.36 / (0.92 / 5.92)
t ≈ -0.36 / 0.155
t ≈ -2.32 (rounded to two decimal places)
d) The test statistic is approximately -2.32.
e) To calculate the p-value, we need to determine the probability of obtaining a test statistic as extreme as -2.32 (in either tail) assuming the null hypothesis is true. Since we have a two-tailed test, we need to calculate the area under the t-distribution curve beyond -2.32 in the left tail and beyond 2.32 in the right tail.
Looking up the p-value corresponding to -2.32 (or the closest value) in the t-distribution table or using statistical software, we find that the p-value is approximately 0.0257.
Therefore, the p-value is approximately 0.0257 (rounded to four decimal places).
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21. Explain why a passenger who is not wearing a safety belt will likely hit the windshield in a head-on collision. please answer in full sentences
Answers
2. Which best represents a physical property of a
substance?
A. Acids act as a corrosive to metal.
B. Gold has a density of 19.3 g/cm3.
C. Sodium combines with chlorine to create
sodium chloride.
D. Hydrochloric acid reacts with zinc metal,
creating hydrogen gas.
Answers
The upper clouds in the atmosphere of Neptune are composed of:
a. frozen water crystals
b. liquid hydrogen
c. iron crystals caught in the magnetic field lines
d. carbon dioxide
e. methane
Answers
The upper clouds in the atmosphere of Neptune are composed mainly of methane. Methane is a hydrocarbon molecule that is composed of one carbon atom and four hydrogen atoms. The abundance of methane in the atmosphere of Neptune gives the planet its blue-green color. The methane in the atmosphere absorbs red light, giving the planet a blue-green tint.
While there may be other substances present in the upper clouds of Neptune, such as frozen water crystals and iron crystals caught in the magnetic field lines, they are not the primary component of the clouds. Liquid hydrogen and carbon dioxide are not typically found in the upper atmosphere of Neptune.
Overall, the upper clouds of Neptune are primarily composed of methane, which gives the planet its unique color and is a crucial component of the planet's atmosphere. Understanding the composition of Neptune's atmosphere is essential to understanding the planet's weather patterns and overall climate.
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The fastest train in the world can go 501 km/h. How far can the train travel in 3 hours?
Answers
Answer:
1503 km
Explanation:
Distance is speed multiply times. We can express mathematically as:
\(\displaystyle{s = vt}\)
where s is distance, v is speed and t is time. We know that speed is 501 km/h and t is 3 hours. Therefore, substitute v = 501 and t = 3 in:
\(\displaystyle{s = 501 \ \, \sf{km/h} \cdot 3 \ \, \sf{hours}}\\\\\displaystyle{s = 1503 \ \, \sf{km}}\)
Therefore, the train will be able to reach 1503 km within 3 hours.
A specialized part of a cell which has a specific location is called:_______
Answers
A specialized part of a cell which has a specific location is called an organelle.
Organelles are responsible for carrying out the various functions of the cell, and each type of organelle has a specific job. The nucleus is the most important organelle in the cell, as it stores the DNA which contains the cell's genetic material. The nucleus is located in the center of the cell and is surrounded by a membrane.The endoplasmic reticulum is another organelle that has a specific location. It is a network of interconnected sacs and channels that runs throughout the cytoplasm.The mitochondria is an organelle that is responsible for converting energy from food molecules into a form that the cell can use.Overall, organelles are specialized parts of a cell that have a specific location and job. They are responsible for carrying out the various functions of the cell, and each type of organelle has a specific role.
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An object has an acceleration of 30.0 m/s/s. The mass of the object is tripled while the net force of the object is constant. What will the new acceleration be?
a. 30.0 m/s/s
b. 15.0 m/s/s
c. 10.0 m/s/s
d. 90.0 m/s/s
Answers
Known :
m1 = m
m2 = 3m1 = 3m
a1 = 30.0 m/s²
Solution :
Net force of the object is constant, so :
F1 = F2
m1 • a1 = m2 • a2
(m)(30.0 m/s²) = (3m)(a2)
a2 = 10 m/s²
Please explain the different ways offense can score and how many points each way is worth? Answer in complete sentences.
Answers
Answer:
what sport bruh
Explanation:
Answer:
in wat sport exactly
Explanation:
in eat sport
Warm 12 grams of water from 98 degrees Celsius to 99 degrees Celsius
Answers
Answer:
E=mc△T
E=0.012(4200)(99-98)
E=50.4J
50.4 joules of heat is used
g in your report, discuss what happens to the channel 1 voltage and channel 2 voltage as you rotate the knob clockwise (cw) and counterclockwise (ccw).
Answers
When the knob is rotated clockwise (cw), the channel 1 voltage increases while the channel 2 voltage decreases. This is because the knob controls the voltage divider network, which divides the input voltage between the two channels. As the knob is rotated clockwise, the resistance in the network decreases, allowing more of the input voltage to flow to channel 1 and less to channel 2.
Conversely, when the knob is rotated counterclockwise (ccw), the channel 1 voltage decreases while the channel 2 voltage increases. This is because the resistance in the voltage divider network increases, causing more of the input voltage to flow to channel 2 and less to channel 1.
It is important to note that the relationship between the channel 1 and channel 2 voltages is inversely proportional. This means that as one voltage increases, the other decreases, and vice versa. Additionally, the exact values of the voltages will depend on the input voltage and the resistance values in the voltage divider network.
Overall, understanding how the channel voltages change as the knob is rotated is essential for accurately measuring and analyzing signals in electronic circuits.
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When towing a trailer on a 65-MPH posted highway, if it is safe, you may travel at the posted 65mph. true or false
Answers
True. If it is safe, you may travel at the posted 65mph when towing a trailer on a 65-MPH posted highway.
True. When towing a trailer on a highway with a posted speed limit of 65-MPH, you may travel at the posted 65-MPH if it is safe to do so.
Always ensure proper control and stability while towing, and adjust your speed as necessary for road conditions and traffic. This Ministry is primarily responsible for the development and maintenance of National Highways (NHs). The Ministry keeps on receiving proposals from various State Governments/Union Territories (UTs) for the declaration of State roads as new National Highways (NHs). The Ministry considers the declaration of some State roads as new NHs from time to time based on the requirement of connectivity, inter-se priority, and availability of funds.
The declaration of State roads as new NHs is considered based on well-established principles; the criteria for State roads for declaration as new NHs include roads running through the length/breadth of the country, connecting adjacent countries, National Capitals with State Capitals / mutually the State Capitals, major ports, non-major ports, large industrial centers or tourist centers.
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It is generally true that you can travel at the posted speed limit when towing a trailer, if it is safe to do so. However, some jurisdictions may impose lower speed limits for vehicles towing trailers. Safety and local traffic laws should always be prioritized.
Explanation:The answer to your question, 'When towing a trailer on a 65-MPH posted highway, if it is safe, you may travel at the posted 65mph' is generally true. However, it is important to note that specific laws and regulations may vary depending on the jurisdiction or state you are in. Some jurisdictions may impose a lower speed limit for vehicles towing trailers regardless of the general speed limit. Safety must always be your primary concern, making sure the trailer is properly hitched, and the load is balanced to prevent swaying or instability at high speeds. It would be best to research the specific traffic rules and regulations in the area you plan on towing to ensure that you are abiding by all laws.
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A resistor carries 0.40 a when connected to a 9.0-v battery. what is theresistance of the resistor?
Answers
The resistance of the resistor which carries 0.40 a when connected to a 9.0-v battery is 22.5 ohm
Given:
current of resistor = 0.40 A
voltage of resistor = 9.0 V
To Find:
the resistance of the resistor
Solution: Resistance of a resistor with current I and voltage V is defined as the ability of the element to resist the flow of current through it. It's SI unit is V/A or ohm. Ohms () are used to express resistance values. Electricity will flow from high to low when two terminals have an electron difference. That flow is countered by resistance. The current decreases as resistance increases. Conversely, the higher the current, the lower the resistance.
Voltage = Current x Resistance
Resistance = Voltage/Current
Resistance = 9 V/0.40 A = 22.5 ohm
Hence, the resistance of the resistor is 22.5 ohm
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Which is NOT something that all green plants have in common?
1.They make their own food.
2. They reproduce.
3 .They grow.
4 .They produce flowers.
Answers
Answer:
4
Explanation:
Not all plants can grow flowers. Only the ones thay have buds can.
Not all plants produce flowers. Hence, this is the characteristic which is not common in all plants.Therefore, the correct option is 4.
What are flowers?Flowers are the structures of plants. They are responsible for producing seeds that will grow into new plants. Flowers typically consist of a colorful or ornamental part called the corolla, which attracts pollinators such as bees and butterflies, and a reproductive part called the stamen and pistil, which contain the plant's male and female organs.
Not all green plants produce flowers. Flowering plants are a type of plant that belong to the group Angiosperms, but there are also non-flowering plants like ferns and mosses that do not produce flowers. Therefore, the correct option is 4.
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IS
Find the components to write this
vector in unit vector notation:
BR
12.0
45.0⁰
B = [? ]î+ [? ]
![ISFind the components to write thisvector in unit vector notation:BR12.045.0B = [? ]+ [? ]](https://i5t5.c14.e2-1.dev/h-images-qa/contents/attachments/4B9vBYD12G27EPFq8PYn7VW0WM6WT1wK.png)
Answers
The vector BR in unit vector notation is:
BR = 8.485 î + 8.485 j
What is Vector?
Vectors can be added together to find the result, which is known as the vector sum. The vector sum can be found using the head-to-tail method, where the tail of one vector is placed at the head of the other vector. The vector sum is the vector that goes from the tail of the first vector to the head of the second vector.
To write the vector BR in unit vector notation, we need to find its components in the i and j directions.
Given that the magnitude of the vector is 12.0 and it makes an angle of 45 degrees with the positive x-axis, we can use trigonometry to find the components.
The x-component (i-direction) of the vector is given by:
Bx = B cos θ = 12.0 cos 45° = 8.485
The y-component (j-direction) of the vector is given by:
By = B sin θ = 12.0 sin 45° = 8.485
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PLEASSSSSEE! PLEASE ANSWER!!! I AM DESPERATE AND THIS IS EXTEMELY URGENT! I NEED AN ANSWER ASAPPP!!!!
Answers
Answer:
most potential is someone in an airplane. second is position A, third is position c, fourth is position D, fifth is position B and least potential is a person standing on the ground.
Explanation:
hopefully you understand what I wrote
The vector ¬B→ has a magnitude of 25 m and makes an angle 30 degrees with the +x-axis. Which is true about the vector B?
Answers
The vector B has a magnitude of 25 m and makes an angle of -30 degrees with the +x-axis.
What is the vector ?A vector is a mathematical object that has both magnitude and direction. It can represent physical quantities such as force, velocity, and acceleration, as well as abstract concepts such as direction and space. Vectors are often used to represent the change in position or movement of an object over time, or to represent the relationship between two or more points. Vectors can also be used to describe the shape of an object, as well as the relationships between objects.
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A rifle recoils from firing a bullet. The speed of the rifle’s recoil is small compared to the speed of the bullet because the rifle has a great deal more ____ than the bullet.
a. force
b. speed
c. distance
d. mass
Answers
Answer: mass
Explanation:
i remember my teacher saying it lol
A rifle recoils from firing a bullet. The speed of the rifle’s recoil is small compared to the speed of the bullet because the rifle has a great deal more mass than the bullet.
What is mass?Mass is a numerical measure of inertia, which is a basic feature of all matter. It is, in effect, a body of matter's resistance to a change in speed or position caused by the application of a force.
In the International System of Units (SI), the kilogram is the unit of mass.
A rifle recoils from firing a bullet. The speed of the rifle’s recoil is small compared to the speed of the bullet because the rifle has a great deal more mass than the bullet.
Hence d is the correct option.
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An object experiences a constant acceleration of 2 m/s/s along the -x-axis for 2.7s, attaining a velocity of 18.m/s in a direction 47 degree from the +x-axis. Calculate the magnitude of the initial velocity vector of the object.
Answers
We know that the final velocity of the object is 18 m/s in a direction of 47° from the x-axis; this means that the final velocity as vector is:
\(\begin{gathered} \vec{v}=\langle18\cos 47,18\sin 47\rangle \\ =\langle12.28,13.16\rangle \end{gathered}\)Now, since the acceleration is along the x-axis this means the the y-component of the initial velocity remains constant; hence the y-component of the final velocity is the same as the y-component of the initial velocity. This also means that the x-component is the only one that changes; since the acceleration is constant throught the 2.7 seconds we can use the formula:
\(a=\frac{v_f-v_0}{t}\)To find the x-component of the initial velocity:
\(\begin{gathered} -2=\frac{12.28-v_0}{2.7} \\ -2(2.7)=12.28-v_0 \\ v_0=12.28+2(2.7) \\ v_0=17.68 \end{gathered}\)Therefore the initial velocity is:
\(\vec{v}_0=\langle17.68,13.16\rangle\)Its magnitude is:
\(\begin{gathered} v_0=\sqrt[]{(17.68)^2+(13.16)^2} \\ v_0=22.04 \end{gathered}\)Therefore the magnitude of the initial velocity is 22.04 m/s.
10 20 30 40 50 60 70 80 90 100 110 120 130. Which end of the scale (left or right) has the loudest sounds?
Answers
Answer:
I'm From Philippines
I hope we can be friends.
A missile has a guidance device which is sensitive to both temperature, t C, and humidity, h. The range in km over which the missile can be controlled is given by Range R = 27800-5t2-6ht-3h2 + 400t + 300h. What are the optimal atmospheric conditions for controlling the missile? (You must show the proper calculus 3 work to show optimality.) (5pts)
Answers
A missile has a guidance device which is sensitive to both temperature, t C, and humidity, h. The range in km over which the missile can be controlled is given by Range R = 27800-5t2-6ht-3h2 + 400t + 300h. the optimal temperature is 43.75°C and optimal humidity is 6.25
Range R = 27800 - 5t² - 6ht - 3h² + 400t + 300h
Where, R is the range over which the missile can be controlled. t and h are the temperature and humidity respectively.
The optimal atmospheric conditions for controlling the missile.
We need to find the optimal value of t and h that will maximize the range of missile, i.e., the optimal value of R.
To find optimal values, we need to find the partial derivative of R w.r.t both t and h and equate them to zero.
Partial derivative of R w.r.t t: ∂R/∂t= -10t -6h + 400
Partial derivative of R w.r.t h: ∂R/∂h= -6t - 6h + 300
Now, equate both to zero to get the optimal values of t and h:
∂R/∂t= 0 => -10t - 6h + 400 = 0=> 10t + 6h = 400 -----(1)
∂R/∂h= 0 => -6t - 6h + 300 = 0=> t + h = 50 ----- (2)
Multiplying equation (2) by 6 and adding it to equation (1), we get:
10t + 6h = 400...........(1)
6t + 6h = 300...........(2)
-----------------------16t = 700=> t = 43.75
Using equation (2), h = 50 - t= 50 - 43.75= 6.25
Thus, the optimal temperature is 43.75°C and optimal humidity is 6.25, i.e., the optimal atmospheric conditions for controlling the missile is 43.75°C temperature and 6.25% humidity.
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A 60.0-kg woman jumps from a burning building and falls 10.0 m before making contact with a safety net, which stops her in 0.120 s. What is the average force exerted by the net on her? (not in sig fig)
Answers
Given:
The mass of the women is m = 60 kg
The height of the building is h = 10 m
The time duration is t = 0.12 s
Required: Average force exerted by the net on the women.
Explanation:
First, we need to calculate the speed by the formula
\(v=\sqrt{2gh}\)Here, g = 9.8 m/s^2 is the acceleration due to gravity.
On substituting the values, the speed of the car will be
\(\begin{gathered} v=\sqrt{2\times9.8\times10} \\ =14\text{ m/s} \end{gathered}\)The impulse can be calculated as
\(\begin{gathered} Impulse\text{ = change in momentum} \\ =m(v-0) \\ =60\times14 \\ =840\text{ kg m/s} \end{gathered}\)The average force can be calculated as
\(\begin{gathered} Impulse\text{ = F}\times t \\ F=\frac{Impulse}{time} \\ =\frac{840}{0.12} \\ =7000\text{ N} \end{gathered}\)Final Answer: The average force exerted by the net on her is 7000 N
At the center, 6 unmarked red balls are interspersed with 4 blue balls marked with plus signs. A green cloud with 2 concentric white lines surrounds the center, with 2 small green balls marked with minus signs on the inner white line and 2 small green balls marked with minus signs on the outer white line. How many neutrons does this atom have? 4 6 10 14
Answers
Answer:
10
Explanation:
Amu denotes for unified atomic mass.
it is mostly used to define the atom's mass and molecules.
we know that
One unit of amu is 1 ÷ 12 of the mass of a nuclide 12C
And 1 u = 1.660 538 921 × 10-27 kg
In the inside we can found that there is 10 nucleons so here the alss of the atoms would be 10 amu
Answer:
guy above me is right
Explanation:
9. Yellow light with a wavelength of 5.89 x 107 m travels through quartz glass with a speed of 1.94 × 10³ m/s.
What is the frequency of the light?
Answers
According to this equation, so f = 3.29 x 1014 Hz. The light therefore has a frequency of 3.29 x 1014 Hz. The wavelength range of visible light is roughly 400–700 nm, and its frequency range is roughly 400–800 tHz.
What frequency does an LED light operate at?The frequencies used by white LED lighting devices are a combination of 474 terahertz, 535 terahertz, and 638 terahertz. White LED technology has made it possible to create inexpensive, energy-efficient lighting that may be utilised in a range of applications, from desk lamps to street lamps.
What exactly is light's energy?The capacity to render different kinds of light visible for human sight makes light energy a type of kinetic energy. Light is referred to as an electromagnetic radiation that is produced by hot objects like the sun, lasers, and lightbulbs. Photons, which are tiny energy packets, are present in light.
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