A Christmas light hangs on a series of strings as shown in the figure 1. The tension on string a , Ta, is 0.48 N. (a)     What is the tension on string b?

Q: A wire has a current of 40 A flowing south. Another wire parallel to the first has a current of 25 A…

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Q: 2. Draw a close circuit with the following circuit elements: battery, 4 resistors, wire, open switch

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Q: A force of 12 N acting in a direction [30°E of S] is equivalent to which of the following pairs of…

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Q: An electromagnetic rail gun uses magnetic forces to launch projectiles. (Figure 1) shows a…

A: When a metal of length L moves with a velocity v in a magnetic field which is perpendicular to the…

Q: An electron is shot horizontally between the plates of a capacitor of plate area 5 cm^2, plate…

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Q: Why is it easier to determine the net electric potential at a location in space near several point…

A: It easier to determine the net electric potential at a location in space near several point charges…

Q: A current-carrying wire oriented north-south and laid over a compass deflects the compass 25° east.…

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Q: To determine the absolute pressure of a static (unmoving) fluid, we can apply the following concept.…

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Q: The pcessure of Imole of an ideal is inccaSing temperature Ys increasing at arate of 0.23 K/S, Use…

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Q: In a game of pool the cue ball is moving with an initial velocity of 4 m/s when it collides…

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Q: Q yDerive agrereul equatjon ofo Calulake the copa intana d acouxi f Capu cution

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Q: nd experiences a force of 0.25 N due to earth’s magnetic field. What is the value of Earth’s…

A: We know that the magnetic force is  in terms of the current  I and length L is given as  F = ILBsinθ…

Q: A baseball pitching machine “throws" baseballs with a horizontal velocity v0. Knowing that height h…

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Q: The average body temperature of a healthy person is  37.0°C.  Boltzmann's constant is 1.38 × 10−23…

A: Initial Temperature Ti = 37.0°C = (37+273) K = 310 K Boltzmann Constant k = 1.38×10-23 J/K Final…

Q: Because of a particular property of light, fibre optics is possible. In fibre optic cables, what is…

A: Optical fibre is used for the transmission signals. It is the most efficient way, because the…

Q: 1. An 8.00 kg package in a mail-sorting room slides 2.00 m down a chute that 53.0° below the…

A: A 8kg package in a mail sorting room slides 2m down a chute that is inclined at 53 below horizontal

Q: An iron anchor of density 7880.00 kg/m³ appears 198 N lighter in water than in air. (a) What is the…

A: density of iron anchor = 7880 kgm3loss of weight in water = 198 N density of water = 1000 kgm3

Q: Calculate the frequency in hertz of *(a) an X-ray beam with a wavelength of 2.65 Å. (b) an emission…

A: Part A  an X-ray beam with a wavelength of 2.65 Å. Frequency in hertz = cλ =3×1082.65×10-10…

Q: If the coefficient of kinetic friction betweer what is the shortest distance (in m) in which locking…

A: We know that the friction force on an object is given as  Fs= μN where N is the normal force which…

Q: What is the usage of the time of flight accessory? Select one: O To measure the time of flight

A: The usage of time of flight accessories is to measure the time of the projectile motion. so the…

Q: Calculate the specific heat of a metal from the follo contains 17 kg of water. A 2.0 kg piece of the…

A: GivenMass oc container, mc=3.4 kg Mass of water, mw=17 kgMass of metal piece, mp=2 kgTemperature of…

Q: A difference of 2.3 eV separates two an atom. What is the frequency of radiation emitted when the…

A: Frequency describes the number of waves that pass a fixed place in a given amount of time. Here, we…

Q: What is the speed (in m/s acquired by a freely falling object 5 s after being dropped from a rest…

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Q: A 39 g metal ball is heated with 2844J of energy. The specific heat of the metal ball is 0.35 J/K/g.…

A: Mass=39g Heat=2844j Specific heat=0.35j/k/g

Q: A dark band in a double-slit interference pattern happens when light from both slits reach the…

A: In double slit experiment dark band is formed because of destructive interference whereas bright…

Q: A weightlifter stands on a bathroom scale. He pumps a barbell up and down. What happens to the…

A: The concept which is in use here is Newton's Second Law and this law states that any object will…

Q: From the step ladder shown in the figure, sides AC and CE are each 2.44 m long and hinged at point…

A: Fa andFe  are the forces of the floor on the two feet, T is the tension force of the tie rod. W is…

Q: Your mass is 94.1 kg, and the sled s mass is 20.1 kg. You start at rest, and then you jump off the…

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Q: Two masses are attached to a uniform meter stick as shown in the figure 2. The masses of m1 and m2…

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Q: A door hinged on the right is shown in the diagram below: The door is 0.8m wide and 2.2m tall.

A: Given information: The mass of the door (M) = 10.0 kg The width and length of the door: w = 0.8 m; l…

Q: A C 21 µF 24 µF 35 V 12 µF 48 µF S

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Q: A tourist at a rim of a canyon yells "hello!" toward the opposite side. She hears the echo "hello"…

A: Data  we have Speed of sound,v=340m/s time required for echo to travel,t=4s To find d=?

Q: 4.0 m P 7.0 m 3.0 m C B Two forces can be replaced by an equivalent force R acting at point B on the…

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Q: A 2x10-12 m wavelength photon strikes a stationary electron and Compton scatters at and angle of 60…

A: c) Determine the speed of an electron. Determine the momentum of the electron.

Q: The figure shows a uniform square plate from which four identical squares at the corners will be…

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Q: Two waves of the same frequency have amplitudes 0.936 and 2.84. They interfere at a point where…

A: Given: The amplitudes of the waves are 0.936 and 2.84. The angle between waves is 33o.

Q: What is the unit of the range of the projectile? Select one: O Kg O m/s O Newton O meters O seconds

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Q: An object with a density of 1.2 kg/liters and a mass of 23.2 kg is fully submerged in seawater…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How do you describe the relationship of the value of the capacitance of the capacitor to the voltage…

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Q: Output: Assess 2. Which letter best represents the amplitude? It! 2 of 4 A AV - D

A: Part (1): Introduction: The wavelength of the wave is equal to the separation between two continuous…

Q: mi m2 Two masses are initially moving as shown in the diagram. Mass m1 = 6.80kg and is moving at…

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Q: A 4 kg block is initially at rest on a frictionless ramp. The block starts 2 meters above the…

A: Given : mass, m = 4 Kg ; Height, h = 2 m  Spring constant , K = 20 N/m  Find : (a) Maximum distance…

Q: Explain, from a force standpoint, why you need to reduce your normal driving speed around curves…

A: In order to safely negotiate a curve at a given velocity, frictional forces between the tires and…

Q: Verify pls if the values in the simulation. Show solutions in determining the branch currents using…

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Q: An iron anchor of density 7880.00 kg/m³ appears 198 N lighter in wate than in air. (a) What is the…

A: The anchor is completely submerged in water of density ρw. Density=7880kg/m³ Force=198N

Q: A coiled wire is to be used as an immersion heater for boiling water. The coil should operate at 220…

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Q: Please explain why. A ball is thrown horizontally from a window on the second floor of a building.…

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Q: What is the energy (in eV) of a photon with 150 nm wavelength?

A: Given Wavelength of light = λ = 150 nm We have to calculate the energy in eV

Q: In a Compton scattering experiment, an x-ray photon scatters through an angle of 19.0° from a free…

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Q: Determine the total charge in the capacitor circuits as shown in figure below 4;1F 10V 3µF[ 3µF 4 uF…

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”