1.

A body of mass `1kg` is moving with a uniform speed of `1m//s` in a circular path of radius `1m`. The external force acting on the body isA. `1N`B. 1 dyneC. `1J`D. zero

Answer» Correct Answer - A
`F=(mv^(2))/r= (1xx1^(2))/1= 1N`


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