John stands at the edge of a deck that is 40.0 m above the ground and throws

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John stands at the edge of a deck that is 40.0 m above the ground and throws a rock straight up that reaches a height of 15.0 m above the deck.
(a) What is the initial speed of the rock?
(b) How long does it take to reach its maximum height?
(c) Assuming it misses the deck on its way down at what speed does it hit the ground?
(d) What total length of time is the rock in the air?

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Applied Physics

ISBN: 978-0132109277

10th Edition

Authors: Dale ewen, Neill schurter, P. erik gundersen

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