Question

An object falling freely crosses two points at a distance of 30 m from each other in 1 s. Explain how high above the top point this object starts to fall? (g = 9. 8 ms ^ -2)
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Answer 1

Explanation:

The Project Gutenberg eBook, V. V.'s Eyes, by Henry Sydnor Harrison,

Illustrated by Raymond M.

Answer 2

okay please refer the above pic