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A body of mass 4kg weighs 4.8 kg when suspended in a moving lift. The accleration of the lift is

A body of mass 4kg weighs 4.8 kg when suspended in a moving lift. The accleration of the lift is

Grade:12th pass

1 Answers

Arun
25750 Points
6 years ago
As the apparent weight increase therefore we can say that acceleration of the lift is in upward direction.
R = m(g + a)
4.8 g = 4( g+ a)
hence
a = 0.2 g
a = 9.8 m/s2  (in upward direction)

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