What is its final kinetic energy
A proton is initially at rest at a point where the potential is 499 V. Some time later the proton is at a point where the potential is 211 V. If no force other than the electrostatic force acts on the proton, what is its final kinetic energy?.
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when two particles A and B are at point o, A is moving with constant velocity 50m/sec while B is not moving. But B possesses a constant acceleration of 10m/sec. After how much time they will be at a distance of 125m?
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