Biren

This page lists questions and answers that were posted by visitors named Biren.

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Answers

The following answers were posted by visitors named Biren.

i know that its answer is U/4 but i don't know the method right now.

Anything falling from a height of h will rise to a height of h so h = d Period

Energy is conserved so mgh =mgD D is the maximum height m and g are constant and the ony variable is h and h = D all the PE at the start from height h is converted back to PE at height D