1.

The kinetic energy k of a panicle moving along circle of radius R depends on the distance covered s as k = as^(2) where is a positive constant. The total force acting on the particle is

Answer»

`2A(s^(2))/(R)`
`2AS(1+ (s^(2))/(R^(2)))^(1//2)`
2as
`2a(R^(2))/(s)`

ANSWER :B


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