Question

The moment of inertia of a body about a given axis is 1.2 kg/m2. Initially the body is at rest. In order to produce a rotational kinetic energy of 1500 J, an angular acceleration of 25 rad/s2must be applied about the axis for a duration of -
(a) 4 s
(b) 2 s
(c) 8 s
(d) 10 s

Answer 1

Answer:

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