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Question

The angle turned by a body undergoing circular motion depends on time as θ=(2t2θ0t3) rad, where θ0 is constant. Then the angular acceleration of the body at t=2 s is

A
12θ0 rad/s2
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B
26θ0 rad/s2
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C
412θ0 rad/s2
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D
43θ0 rad/s2
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