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A cat of mass 1 kg moves up on an massless string which goes along a friction less pulley so as to just lift a block of mass 2 kg.After sometime the cat stops moving with respect to the string .The magnitude of change in cats acceleration is?

A cat of mass 1 kg moves up  on an massless string which goes along a friction less pulley so as to just lift a block of mass 2 kg.After sometime the cat stops moving with respect to the string .The magnitude of change in cats acceleration is?

Grade:11

1 Answers

Chetan Mandayam Nayakar
312 Points
10 years ago

Dear Debadutta,

initial upward acceleration of cat=g

final acceleration=(2-1)g/(2+1)=g/3 upward

change in cat's acceleration=g-(g/3)=2g/3

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CHETAN MANDAYAM NAYAKAR

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