A 2.00 kg mass is moving in a circular path with a radius of 5.00 cm. The mass starts from rest and with constant angular acceleration, obtains an angular velocity of 6.00 rad/sec in 3.00 sec. The mass then comes to a stop with constant deceleration in 4.00 sec. The centripetal component of acceleration of the mass at 2.00 sec is

A. 1.220

B. 0.980

C. 0.806

D. 0.656

E. 0.520


C. 0.806

Physics & Space Science

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