A student carries a backpack for one mile , another student carries the same back pack for two miles . Compared to the first student , how much work did the second student do ?

Answers

Answer 1

Answer:

he did twice as much since the first student carried the backpack for 1 mile whilst the second one carried it for 2 miles

Explanation:

Answer 2

Answer:

2miles-1mile

the second person carried the for one mile longer.

So as your sentence you would sat

Compared to the first person the second person carried the backpack one mile longer.


Related Questions

What is the maximum kinetic energy in eV of electrons ejected from sodium metal by 2.2 x 102-nm EM radiation, given that the binding energy is 2.28 eV?

Answers

3.37 ev  is the maximum kinetic energy in eV of electrons ejected from sodium metal by 2.2 x 102-nm EM radiation

E=hc/ λ

E= \((6.63 *10^-34*3*10^8/220 *10^-9\)

E=5.65-2.28

E=3.37eV

A moving item or particle might have power of a certain sort called kinetic energy. When work, which entails the transfer of energy, is done on an object by applying a net force, that object acquires kinetic energy. Kinetic energy, which depends on an item or particle's mass and velocity of motion, is a property of motion. Any combination of vibration, axis rotation, translation (or movement along a route from one place to another), and translation are all examples of motion. The translational kinetic energy of a body is equal to 1/2mv2, which is calculated by multiplying the mass, m, by the square of the speed, v.

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uppose that 3 J of work is needed to stretch a spring from its natural length of 30 cm to a length of 45 cm. (a) How much work is needed to stretch the spring from 35 cm to 37 cm? (Round your answer to two decimal places.) .02 Incorrect: Your answer is incorrect. J (b) How far beyond its natural length will a force of 10 N keep the spring stretched? (Round your answer one decimal place.)

Answers

Answer:

(a) The work done is 0.05 J

(b) The  force will stretch the spring by 3.8 cm

Explanation:

Given;

work done in stretching the spring from 30 cm to 45 cm, W = 3 J

extension of the spring, x = 45 cm - 30 cm = 15 cm = 0.15 m

The work done is given by;

W = ¹/₂kx²

where;

k is the force constant of the spring

k = 2W / x²

k = (2 x 3) / (0.15)²

k = 266.67 N/m

(a) the extension of the spring, x = 37 cm - 35 cm = 2 cm = 0.02 m

work done is given by;

W = ¹/₂kx²

W = ¹/₂ (266.67)(0.02)²

W = 0.05 J

(b) force = 10 N

natural length L = 30 cm

F = kx

x = F / k

x = 10 / 266.67

x = 0.0375 m

x = 3.75 cm = 3.8 cm

Thus a force of 10 N will stretch the spring by 3.8 cm

How is wind generated?
O A. Air molecules move from areas of low pressure to areas of high
pressure.
O B. Air molecules move more slowly where the temperature is higher
and the pressure is lower.
C. Air molecules move more quickly where the temperature is lower
and the pressure is higher.
D. Air molecules move from areas of high pressure to areas of low
pressure.

Answers

Answer:

Explanation:

Wind is caused by the uneven heating of the atmosphere by the sun, variations in the earth's surface, and rotation of the earth. ... Wind turbines convert the energy in wind to electricity by rotating propeller-like blades around a rotor. The rotor turns the drive shaft, which turns an electric generator

How is heat energy transferred from the ground to the atmosphere

Answers

Answer:

Heat energy is transferred from the ground to the atmosphere through the process of convection. Convection occurs when warm air rises, carrying heat energy with it, and cooler air moves in to take its place. This process continues until the air reaches the upper atmosphere, where it cools and sinks, releasing its heat energy into the atmosphere.

Explanation:

Answer:

Through sun's radiation

Explanation:

The sun's radiation strikes the ground, thus warming the rocks. As the rock's temperature rises due to conduction, heat energy is released into the atmosphere, forming a bubble of air which is warmer than the surrounding air. This bubble of air rises into the atmosphere.

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Thank u

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Answers

Answer:

Hi ??? what is your question

On a cold winter day, a steel metal fence post feels colder than a wooden fence post of identical size because: a. The specific heat capacity of steel is higher than the specific heat capacity of wood. b. The specific heat capacity of steel is lower than the specific heat capacity of wood. c. Steel has the ability to resist a temperature change better than wood. d. The mass of steel is less than wood so it loses heat faster. Selected:e. Two of the above statements are true.

Answers

Answer:

The specific heat capacity of steel is lower than the specific heat capacity of wood

Explanation:

THERE IS ONLY 1 ON MY assignment i geot dis right  please brainlyist

The specific heat capacity of steel is lower than the specific heat of a piece of wood. Therefore, option (2) is correct.

What is the specific heat capacity?

Specific heat can be defined as the heat energy required to change the temperature of one unit mass of a substance of a constant volume by 1 °C. The S.I. unit of the specific heat capacity of a material is KJ/Kg.

The thermal capacity of a material is defined as a physical property of a substance. The amount of heat is given to a given mass to create a change in unit temperature.

The mathematical expression of specific heat capacity can be written as :

Q = m C ΔT      Where C is the heat capacity.

The specific heat capacity is an intensive property of a substance as it does not depend upon the size of the material.

A steel metal fence post feels colder than a wooden fence post of similar size because the specific heat of steel is lower than the specific heat capacity of wood.

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A rope has length 3.72 m, cross sectional area of 0.154 x 10-4 m^2, and Young's modulusof 19.1 x10^10 N•m^-2. A load of mass 286 kg hangs from the rope.A) What is the increase in length (in mm) of the rope?

Answers

Given data:

* The original length of the rope is L = 3.72 m.

* The area of cross-section of rope is,

\(A=0.154\times10^{-4}m^2\)

* The Young's modulus of rope is,

\(Y=19.1\times10^{10}Nm^{-2}\)

* The mass of the load is,

\(m=286\text{ kg}\)

Solution:

The weight of the load is,

\(\begin{gathered} W=mg \\ W=286\times9.8 \\ W=2802.8\text{ N} \end{gathered}\)

Young's modulus of the rope in terms of the weight, area, and the original length of the rope is,

\(Y=\frac{WL}{Al}\)

where l is the change in the length,

Substituting the known values,

\(\begin{gathered} 19.1\times10^{10}=\frac{2802.8\times3.72}{0.154\times10^{-4}\times l} \\ l=\frac{2802.8\times3.72}{0.154\times10^{-4}\times19.1\times10^{10}} \end{gathered}\)

By simplifying,

\(\begin{gathered} l=\frac{10426.416}{2.9414\times10^6} \\ l=3544.7\times10^{-6}\text{ m} \\ l=3.54\times10^{-3}\text{ m} \\ l=3.54\text{ mm} \end{gathered}\)

Thus, the increase in the length of the rope is 3.54 mm.

explain the three scale of temperature and their interconversion from one scale to another how will you convert 50 degree Celsius into Fahrenheit ​

Answers

Answer:

Explanation:

the scales of temperature are kelvin,celsius and fahrenheit so to interconvert them use the formula:

K-273/100 =  C/100 = F-32/180

What makes the element named iron (Fe) different from the element named nickel (Ni)? A. Iron is a solid but nickel is a gas. B. The only difference is the name of the element. C. Atoms of iron are different from atoms of nickel. D. Iron is made of atoms but nickel is not.

Answers

Answer:C, Atoms of iron are different from atoms of nickel.

Explanation:All the atoms that make up each type of element are alike, and they are different from the atoms that make up every other type of element. So the element iron is different from the element nickel because the atoms that make up the iron are different from the atoms that make up the nickel.

A circuit that has only one branch for electrons to follow is a(n) ____.
Question 1 options:

circuit diagram

electron circuit

parallel circuit

series circuit

Answers

Answer: series circuit

Explanation:

First 2 answers are garbage.  In Parallel circuits electrons have 2 or more paths to follow.  In Series circuits, there is only one path.

A cargo ship initially traveling at 14.1 m/s slows down uniformly and
comes to rest over a distance of 1.60 km (1,600 m). The average
acceleration of the cargo ship is m/s.

Answers

Answer:

-0.0621 m/s²

Explanation:

Given:

Δx = 1600 m

v₀ = 14.1 m/s

v = 0 m/s

Find: a

v² = v₀² + 2aΔx

(0 m/s)² = (14.1 m/s)² + 2a (1600 m)

a = -0.0621 m/s²

Calculate the de Broglie wavelength of a proton whose kinetic energy is equal to the rest mass energy of an electron. What should be the accelerating potential that need to be applied on an electron so that it has a de Broglie wavelength equal to that of the proton calculated above?

Answers

mvh=1. 654106. 6210=41014m is the de Broglie wavelength of a proton whose kinetic energy is equal to that of the proton.

What is the energy of an electron that has undergone a 100 kV potential difference?

An electron has an energy of 100,000 eV (100 keV) at a potential difference of 100,000 V (100 kV), and so on. The energy gained by an ion with a double positive charge when it is accelerated through 100 V is 200 eV.

What is the relationship between kinetic energy and the de Broglie wavelength?

De Broglie wavelength is the length of a particle with kinetic energy E. The wavelength changes to /2 when energy E is added to it.

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Two particles with charges Q=16 microC and -Q=-16 microC are fixed at the vertices of an equilateral triangle with sides of length a = 8 micrometers. The work required to move a particle with a charge q=19 microC from the other vertex to the centre of the line joining the fixed charges is ...J

Answers

The work required to move the particle with a charge of q = 19 microC from the other vertex to the center of the line joining the fixed charges is approximately -2.03 * 10^-14 J.

What is the work required?

The work required to move a charge from one point to another in an electric field is given by the equation W = qV, where q is the charge and V is the potential difference.

In this case, the potential at the center of the line joining the two fixed charges can be calculated using Coulomb's law. The potential difference between the center and the third vertex can then be calculated, giving us the work required to move the particle with a charge q = 19 microC.

W = qV = 19 * 10^-6 C * V

Where V is the potential difference, which can be calculated as follows:

V = (1/(4 * pi * epsilon_0)) * ((Q / a) - (q / a))

Where epsilon_0 is the vacuum permittivity and a is the length of the sides of the equilateral triangle.

Substituting the values, we get:

W = 19 * 10^-6 C * (1 / (4 * pi * 8.854 * 10^-12 C^2/Nm^2)) * ((16 * 10^-6 C / 8 * 10^-6 m) - (19 * 10^-6 C / 8 * 10^-6 m))

W = 19 * 10^-6 C * (1 / (4 * pi * 8.854 * 10^-12 C^2/Nm^2)) * (-3 * 10^-6 C / 8 * 10^-6 m)

W = 19 * 10^-6 C * (1 / (4 * pi * 8.854 * 10^-12 C^2/Nm^2)) * (-3 * 10^-6 / 8) J

W = -2.03 * 10^-14 J

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you observe that a negatively charged plastic pen repels a charged piece of magic tape. you then observe that the same piece of tape is repelled when brought near a small metal sphere. you are wearing rubber soled shoes, and you touch the metal sphere with your hand. after you touch the metal sphere, you observe that the tape is attracted to the metal sphere. which of the following statements could be true. list all that apply, sep

Answers

The correct statements are options given below:

(The complete question is attached below)

According to the statement there is a force of repulsion between the two objects. Remember that two objects must have the same charge so that they repel each other.In this way if the tape is repelled by a plastic pen that is negatively charged, this allows us to appreciate that the tape is also negatively charged. Now if the tape repels the sphere, therefore the sphere is also negatively charged.

Under these considerations the correct answers would be

2. Sodium ions from the salt water on your hand moved onto the sphere

4. The excess negative charge from the sphere spread out all over your body

6. Electrons from the sphere moved into the salt water on your skin, where they reacted with sodium ions

7. After you touched it, the metal sphere was very nearly neutral.

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you observe that a negatively charged plastic pen repels a charged piece of magic tape. you then observe

A hot air balloon rising vertically is tracked by an observer located 2 miles from the lift-off point. At a certain moment, the angle between the observer's line-of-sight and the horizontal is , and it is changing at a rate of 0.1 rad/min. How fast is the balloon rising at this moment

Answers

We have that for the Question, it can be said that

the balloon rising at \(0.266miles/min\)

From the question we are told

An observer located 2 miles from the lift-off point. At a certain moment, the angle between the observer's line-of-sight and the horizontal is , and it is changing at a rate of 0.1 rad/min.

From,

\(tan\theta = \frac{h}{2}\)

differentiate with respect to h

\(sec^2\theta * \frac{do}{dz} = \frac{1}{2} * \frac{dh}{dz}\\\\\frac{dh}{dz} = 2 sec^\theta * \frac{d\theta}{dz}\\\\\theta = \frac{\pi}{6} and \frac{d\theta}{dz} = 0.1rad/min\\\\\frac{dh}{dz} = 2sec^2 (\frac{\pi}{6}) * (0.1)\\\\= 0.266miles/min\)

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A disk drive plugged into a 120V outlet operates on a voltage of 12V . The transformer that powers the disk drive has 125 turns on its primary coil.
Part A) Should the number of turns on the secondary coil be greater than or less than 125? greater than or less than
Part B) Explain
Part C) Find the number of turns on the secondary coil.

Answers

Answer:

(A-) Number of turns in secondary coil will be less than 125.

(B-) EXPLAIN- The voltage is to be lowered. The voltage will be reduced from 120 to 9 volts. As a result, a step down transformer will be used, indicating that the secondary coil's number of turns would be less than 125.

(C-) The number of turns on the secondary coil is 12.5

Explanation:

STEP DOWN TRANSFORMER - A step-down transformer transforms high voltage (HV) and low current from the transformer's primary side to low voltage (LV) and high current on the secondary side. A phase down transformer is the opposite of this.

In electrical networks and transmission lines, a step-down transformer can be used in a number of ways.

Step down transformer formula-

                  \(V_s=\frac{N_s\times V_p}{N_p}\)

We are given with the -

Primary voltage \(V_p\) = 120V

Secondary voltage \(Vs=12V\)

Number of primary turns \(N_p=125\)

To calculate the number of turns on the secondary coil -

       Since , the transformer ratio is given as -

                   \(\frac{N_s}{N_p} =\frac{V_s}{V_p}\)

So, the number of turns on the secondary coil is - \(N_s=N_p\times\frac{V_p}{V_s}\)

            Putting , the given values -:

                \(125\times\frac{12}{120}\)

         =   12.5

Therefore , the number of turns on secondary coil is 12.5 .

which of the following statements describes a perfectly inelastic collision

Answers

Answer: An ice hockey player picks up a trophy as he slides past it.

Two pool balls colliding precisely inelastically and rebounding off one another is an example. So, the correct option is A.

What is an Inelastic collision?

Inelastic collisions are those in which the total kinetic energy is lower after the impact than it was before. The stick is travelling quickly in the direction of the ball before to the contact. The stick comes to a stop following the accident. It transfers some of its kinetic energy to the cue ball, which rolls forward.

The type of collision mentioned in the given example is known as an inelastic collision is one in which the system's momentum is preserved but its kinetic energy is not. In a ballistic pendulum, an example of an inelastic collision. Dropped ball of clay is another illustration of an inelastic collision.

Thus, the correct option is A.

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Your question is incomplete, most probably the complete question is:

Which of the following statements describes a perfectly inelastic collision?

A. Two billiard balls bounce off of each other,

B. A car crashes into a tree and rebounds in the other direction,

C. A wad of chewing gum is thrown and sticks to a moving truck,

D. Two ice skaters hit each other and fall over in opposite directions,

4. A body moves with an initial velocity u, and accelerate at a rate, a, show that in time, t it covers a distance, 's given by Solution 1 s = ut +-at² 2 ​

Answers

The formula for the distance covered by a body moving with an initial velocity u and accelerating at a rate a for a time t is s = ut + ¹/₂at².

What is the equation for distance traveled at time t?

To derive the formula for the distance covered by a body moving with an initial velocity u and accelerating at a rate a for a time t, we can use the basic equations of motion.

The first equation of motion states that the final velocity v of a body after time t is given by:

v = u + at

where;

u is the initial velocity, a is the acceleration, and t is the time taken.

We can rearrange this equation to give:

at = v - u

The second equation of motion states that the distance s covered by a body in time t is given by:

s = ut + ¹/₂at²

Substituting for at from the first equation of motion, we get:

s = ut + ¹/₂(v - u)t

simplifying gives:

s = ut + ¹/₂vt - ¹/₂ut

s = ¹/₂(v + u)t

Substituting the expression for v from the first equation of motion, we have:

s = ¹/₂(u + at + u)t

simplifying gives:

s = ut + ¹/₂at²

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Example

A 1.8 m tallman stand in an elevator accelerating upward at 12 m/s?,

what is the blood pressure in the brain and foot.

Take the height difference between the heart and the brain to be

0.35 m?

13.3 x 103 Pa] & [Pblood = 1060 kg.m-3]

Note: [: P Heart

Answers

Answer:

Explanation:

From the given information; the diagram below shows a clearer understanding.

The blood pressure in the brain \(P_{brain} = P_{heart} - \delta ( a - g ) h\)

= 13300 - 1060 (12-9.81) 0.35

=  13300 -  1060 (2.19) 0.35

= 13300 - 812.49

= 12487.51  Pa

The blood pressure in the feet \(P_{feet} = P_{heart} + \delta (a + g) h\)

= 13300 + 1060 (12 + 9.81) 1.45

= 13300 + 1060( 21.81 ) 1.45

= 13300 + 33521.97

= 46821.97 Pa

ExampleA 1.8 m tallman stand in an elevator accelerating upward at 12 m/s?,what is the blood pressure

Answer:

The blood pressure in the brain = \(12487.51 pa\)The blood pressure in the feet = \(46821.97pa\)

Explanation:

\(P_brain = P_heart - y(a - g)h\\\\P_brain = 13300 - 1060 (12-9.81)0.35\\\\P_brain = 12487.51 pa\\\\\)

\(P_feet = P_heart + y(a+g)*h_r\\\\P_feet = 13300 + 1060(12+9.81)*(1.8-0.35)\\\\P_feet = 46821.97pa\)

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Mark weighs 375 N and is carrying a full-sized cello as he climbs the stairs to a height of 4 m. It takes him 3 seconds to do this.
How does the amount of work he does change if he were to climb the same flight of stairs again in the same amount of time, but this time without the cello?

A) It depends on the weight of the cello.

B) It remains the same.

C) It increases

D) It decreases.

Answers

Mark's work decreases when he climbs the same flight of stairs again in the same amount of time without the cello.

The correct answer is option D.

The amount of work Mark does depends on the weight of the cello, as well as the distance he climbs and the time it takes. Work is calculated using the formula :

Work = Force × Distance.
In the given scenario, Mark is carrying a full-sized cello while climbing the stairs. The weight of the cello adds to the force he exerts. So, the total force Mark exerts is the weight of the cello plus his own weight (375 N).

When Mark climbs the stairs with the cello, he is doing work against the force of gravity.

The work done is equal to the force exerted multiplied by the distance climbed (375 N + weight of cello) × 4 m.

Now, if Mark were to climb the same flight of stairs again in the same amount of time (3 seconds), but this time without the cello, the amount of work he does would decrease. This is because without the cello, the force exerted would only be Mark's weight (375 N), which is less than the total force exerted with the cello.

Therefore, mark's work decreases.

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What happens to the sunlight that does not reach Earth’s surface?

Answers

It is absorbed, or can be reflected by clouds, gasses, dust. or is reflected off of Earths surface.

A 5 kg mass is attached to an end of a spring that hangs vertically. The spring has a spring constant of 50 N/m. If
the spring is displaced 5 cm from its unstretched position and then released, what is the period of oscillation of
the mass-spring system?

Answers

\(\tt T=2\pi \sqrt{\dfrac{m}{k} }\\\\T=2\pi \sqrt{\dfrac{5}{50} }=1.96~s\)

Brainliest if correct Question 10 of 10
You sit with friends around a campfire, roasting marshmallows. Which
transfer of thermal energy involved in this system is an example of radiation?
A. Thermal energy moves from the outside of the marshmallow to
the inside of the marshmallow
B. Thermal energy moves through the air from the flames to the
marshmallow
C. Thermal energy moves within the air above the flames as warmer
air rises
D. Thermal energy moves from the marshmallow to your fingers as
you touch the marshmallow.

Answers

Answer:

C. Thermal energy moves within the air above the flames as warmer

air rises

Explanation:

Suppose that a series RL circuit is connected to a voltage source whose input voltage (Vin) is shown in the figure above. As shown in the figure above, the input voltage Vin = Vmax only within time interval 0 ≤ t ≤ T. The input voltage Vin = 0 outside this time interval. Assume that initially (at t = 0), no current is flowing in this circuit (I = 0)! A Determine the output voltage Vout as a function of time t! B Assume that the time interval T is very short so that T → 0, and also assume the the maximum voltage Vmax is quite high, so that VmaxT ≈ Φimp. Show that the output voltage Vout can be approximated by the following equation : Vout(t) ≈ Φimp τ e −t/τ where τ = L R

Answers

A. The output voltage, Vout, as a function of time, t, in a series RL circuit can be determined using the equation: Vout(t) = Vmax * (1 - e^(-t/τ)), where τ = L/R.

B. When the time interval T is very short (T → 0) and the maximum voltage Vmax is quite high (VmaxT ≈ Φimp), we can approximate the output voltage Vout using the equation: Vout(t) ≈ Φimp * e^(-t/τ), where τ = L/R.

A. To determine the output voltage Vout as a function of time t in a series RL circuit, we use the following equation:

Vout(t) = Vmax * (1 - e^(-t/τ))

Here, Vmax is the maximum input voltage, τ = L/R is the time constant of the circuit (where L is the inductance and R is the resistance).

B. When the time interval T is very short (T → 0) and the maximum voltage Vmax is quite high (VmaxT ≈ Φimp), we can make the following approximation:

Vout(t) ≈ Vmax * e^(-t/τ)

In this case, we substitute VmaxT with Φimp, which is the total magnetic flux in the circuit.

Rearranging the equation, we get:

Vout(t) ≈ Φimp * e^(-t/τ)

This approximation is valid when the time interval T is very small compared to the time constant τ of the circuit and when the maximum voltage is sufficiently high.

The time constant τ is determined by the values of inductance (L) and resistance (R) in the circuit. It represents the characteristic time scale over which the current and voltage in the circuit change in response to a voltage or current input.

Therefore, in the given scenario, when T is very small and Vmax is high, we can approximate the output voltage Vout(t) in the series RL circuit by the equation: Vout(t) ≈ Φimp * e^(-t/τ), where τ = L/R.

Note: The symbol Φimp in the equation represents the total magnetic flux in the circuit.

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How can you predict the number of swings an 80 cm pendulum will make in 15 seconds?

Answers

The period of the pendulum is equal to the square root (0.8 / 9.8). That is the time for one oscillation T. You then divide 15/T to find number of swings in 15 seconds.

What is the answer to this question number 2?

What is the answer to this question number 2?

Answers

Answer:

1⁺ ion

Explanation:

Metals in the first group on the periodic table will prefer to form 1⁺ ion. This is because the 1 valence electron in their orbital.

Most metals are electropositive and would prefer to lose electrons than to gain it.

Like all metals, the group 1 elements called the alkali metals would prefer to lose and electron.

On losing an electron the number of protons is then greater than the number of electrons. This leaves a net positive charge.

The following two waves are sent in opposite directions on a horizontal string so as to create a standing wave in a vertical plane: y1(x, t) = (8.20 mm) sin(4.00πx - 430πt) y2(x, t) = (8.20 mm) sin(4.00πx + 430πt), with x in meters and t in seconds. An antinode is located at point A. In the time interval that point takes to move from maximum upward displacement to maximum downward displacement, how far does each wave move along the string?

Answers

Answer:

Explanation:

From the information given:

The angular frequency ω = 430 π rad/s

The wavenumber k = 4.00π which can be expressed by the equation:

k = ω/v

4.00 =  430 /v

v = 430/4.00

v = 107.5 m/s

Similarly: k  = ω/v = 2πf/fλ

We can say that:

k = 2π/λ

4.00 π = 2π/λ

wavelength λ = 2π/4.00 π

wavelength λ = 0.5 m

frequency of the wave can now be calculated by using the formula:

f = v/λ

f = 107.5/0.5

f = 215 Hz

Also, the Period(T) = 1/215 secs

The time at which particle proceeds from point A  to its maximum upward displacement  and to its maximum downward displacement  can be computed as t = T/2;

Thus, the distance(x) covered by each wave during this time interval(T/2) will be:

x = v * t

x = v * T/2

x = λ/2

x = 0.5/2

x =  0.25 m

1. Name three ways you were able to change the green sum of forces arrow.

Answers

Changing the green sum of forces arrow involves manipulating applied forces, frictional forces, and normal forces, allowing for adjustments in magnitude and direction through various means.

To change the green sum of forces arrow, you can employ the following three strategies:

Adjusting Applied Forces: By modifying the magnitude or direction of the applied forces, you can alter the green sum of forces arrow. If the applied forces are increased or directed in a different way, the green sum of forces arrow will change accordingly. For instance, increasing the magnitude of a pushing force will result in a larger green sum of forces arrow in that direction.

Modifying Frictional Forces: Frictional forces play a crucial role in determining the green sum of forces. By changing the coefficient of friction or applying lubricants, you can affect the magnitude of frictional forces acting on an object. Reducing friction will decrease the green sum of forces arrow, while increasing friction will have the opposite effect.

Varying Normal Forces: The green sum of forces arrow can be influenced by adjusting the normal forces acting on an object. Normal forces are perpendicular to the surface and counteract the weight of an object. By changing the angle or surface on which an object rests, you can modify the normal forces. This alteration will subsequently impact the green sum of forces arrow.

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Calculations a technician performs for the CSP should be located on the O a) standard operating procedure (SOP). b) master formulation record (MFR). O) compounding record (CR). d) quality assurance

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The calculations a technician performs for the CSP should be located on the master formulation record (MFR).

What is Master formulation record?

This is a master document which contains all information about the manufacturing process for the product.

This document contains all the calculations required to make the CSP thereby making option B the most appropriate choice.

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What type of device forms images by changing the speed at which light travels?

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Answer:

A lens

Explanation:

A lens forms images when light passes Through it bending the rays of in the process.A phenomena called refraction and the speed of light changes in the process because it enters a medium since it's wavelength is reduced.

The type of device that forms images by changing the speed at which light travels is the lens.

What is refraction through the lens?

A lens bends a light beam at an aimed perspective and converges or diffuses bundles of rays by taking benefit of refraction taking vicinity while the mild travels from air into glass or plastic. For that purpose, the aspect geometry of a lens has a spherical parent, which can be kind of divided into sorts.

A lens bends a mild beam at an aimed perspective and converges or diffuses bundles of rays through taking gain of refraction taking area whilst the mild travels from air into glass or plastic. For that motive, the facet geometry of a lens has a round parent, which may be kind of divided into sorts.

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