A particie of mass 10 kg is driven by a ...

A particie of mass 10 kg is driven by a machine that delivers a constant power of 20 watts. If particle starts from rest and moves along a straight line, then force (in Newton) on particle at time t(t> 0) is

A

`10sqrtt`

B

`frac{10}{sqrtt}`

C

`frac{20}{sqrtt}`

D

`frac{1}{sqrtt}`

Text Solution

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The correct Answer is:

d

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