Physics, asked by jcpos73111, 1 year ago

A block of mass 15 kg is placed on a long trolley

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Answered by Anonymous

2

Answer:

The force of static friction between the block and the trolley is greater than the applied external force. ...

When the trolley moves with uniform velocity there will be no applied external force. ...

(b) An observer, moving with the trolley, has some acceleration

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