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Relative velocity in free fall

If a person jumps out of a plane, and a few seconds later, another person jumps, why is it that the difference in their velocities stays the same? Shouldn’t it decrease because eventually, the first diver will reach maximum velocity, but the other diver will be slower at first, but then he reaches max. velocity […]

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+2 Physics adults Answers Ask Physics blue CLASS XI EMI Entrance Exams Exam Help

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Can you answer these? A bullet of mass m is fired with a velocity v and strikes a a block of mass M suspended by a string of length L. the bullet gets embedded in the block. What is the angle the the block makes due to the impact?   Why planets revolve around their […]

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A question from velocity time graph

if graph of velocity v and time t for a particle moving along straight line is parabola symmetric about time axis, then the relation between acceleration a and time t for particle is …. ? (Divya posted this question)