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Grade:12

1 Answers

Chetan Mandayam Nayakar
312 Points
13 years ago

case1; at the instant of release tension in spring is 2mg upward and mg acts downward,a=(2mg-mg)/m =g upward

case2; spring force, mg acts upward on 2m and 2mg acts downward, therefore, a=(2mg-mg)/2m=g/2 downward

a/b =2

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