A stone of 30 gram mass is thrown straightly downward from the edge of the roof of a high building with an initial speed of 1m sec If this stone needs 2 sec to reach the ground under the influence gravity only, then it's speed (in m sec) when it hits the ground is (g 10 m s) 25 O b 21 O c 22 O d 2...

A stone of 30-gram mass is thrown straightly downward from the edge of the roof of...

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Applied Physics

ISBN: 978-0132109277

10th Edition

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

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Posted Date: Jan 09, 2021 06:34 AM

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