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 isA. `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)))`

A particle of mass m impves along a horzontal circle of radius R such

1.	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 isA. `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)))`
Answer» Correct Answer - B

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