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Solve the following question given below:
Question: On planet Tehar, the free-fall acceleration is the same as that on Earth, but there is also a strong downward electric field that is uniform close to the planet's surface. A 1.56-kg ball having a charge of 4.50 µC is thrown upward at a speed of 20.1 m/s. It hits the ground after an interval of 4.10 s.
Part A: What is the potential difference between the starting point and the top point of the trajectory?
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I need help to solve the above question and use 9.8 m/s2 for the acceleration due to gravity.
A lifeguard sits on his watchtower at the edge of the pool at a height h=2.0m above the surface of the water. What is the depth of the pool at the location of the watch
In February 1955, aparatrooper fell 370 m from anairplane without being able to open his chute but happened to landin snow, What is the magnitude of the impulse on him from the snow
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A student drops two metallic objects into a 120 g steel container holding 150 g of water at 25°C. What is the mass of the aluminum chunk
Two stretched cables both experience the same stress. The first cable has a radius of 3.1 times 10-3 m, and is subject to a stretching force of 230 N. The radius of the second cable is 4.6 times 10-3 m. Determine the stretching force on the second ca..
Ball 1, with mass of 100g and traveling at 10 m/s, collides head-onwith ball 2, which has a mass of 300g and is initially at rest. What is the final velocity of each ball
two stones are released from rest at a certain height one after the other.a. will the difference between their speeds
You are testing a new amusement park roller coaster with an empty car with mass 123 kg. One part of the track is a vertical loop with radius 11.1 m, how much work is done by the friction
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