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A particle of mass m impves along a horz...

A particle of mass m impves along a horzontal circle of radius R such that normal acceleration of particle varies with time as `a_(n)=kt^(2).` where k is a constant.
Total force on particle at time t s is

A

`msqrt(k(R^(2)+kt^(4)))`

B

`msqrt(k(R+kt^(4)))`

C

`2msqrt(k(R+kt^(4)))`

D

`m/2sqrt(k(R+kt^(4)))`

Text Solution

Verified by Experts

The correct Answer is:
B
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