1.

A block of weight 8 kg is resting on a smooth horizontal plane. If it is struck by a jet of water at the rate of 2 kg s^(-1) and at the speed of 20 m s^(-1) , then the initial acceleration of the block is

Answer»

`15 MS^(-2)`
`10MS^(-2)`
`2.5ms^(-2)`
`5 ms^(-2)`

SOLUTION :`5 ms^(-2)`


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