inneedofhelp6719 inneedofhelp6719

23-01-2024
Physics

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Moment of inertia of a body about and give an axis is 1.5 kg m². Initially the body is at rest in order to produce a rotational kinetic energy of 1200J, the angular acceleration of 20rad/s² must be applied about the axis for a duration of?

O 2s
O 5s
O 2.5s
O 3s

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