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  • A force of 10 N acts on a body at rest of mass 2 Kg During this time the body attains a velocity of 30 m/s The time for

A force of 10 N acts on a body at rest of mass 2 Kg . During this time the body attains a velocity of 30 m/s . The time for which the force acts on the body is

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@Sushant

 

A force of 10 N acts on a body at rest of mass 2 Kg. During this time the body attains a velocity of 30 m/s. The time for which the force acts on the body is

Solution:

\\F=m\times a\\so,\\10=2\times a\\hence,acceleration\:a=5\:ms^{-2}\\given,u=0\\v=30\:ms^{-1}\\from\: the\:equation\\v=u+at\\30=0+5\times t\\t=6\:sec

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himanshu.meshram

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