rushilmistry12345 rushilmistry12345

21-09-2022
Physics

contestada

2) An object, mass of 15kg, is dropped from a height of 25 m above the ground against on air friction which is 10% of the object weight. Calculate.
2.1Work done by gravity. (Wg = fg.d)
2.2) work done by air friction.
(23) Net work done on the object.

formula is w=f x d

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