a block of metal weighing 2 kg is resting on a frictionless plane. it is strunk by a jet releasing Water at rate of 1 kg/s and at speed of 5 m/s the initial acceleration of block will be
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a block of metal weighing 2 kg is resting on a frictionless plane. it is strunk by a jet releasing Water at rate of 1 kg/s and at speed of 5 m/s the initial acceleration of block will be
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Answer :-
F = v dm/dt
= 5 x 1
= 5N
acceleration= a = F/m
= 5/2
= 2.5 ms⁻²