A ceiling fan of moment of inertia 30 kgm rotates about its own axis at a speed of 120 r p m under the action of an electric

Question

A ceiling fan of moment of inertia 30 kgm rotates about its own axis at a speed of 120 r p m under the action of an electric power 62 8 watt If electric power is cut off how many rotations will it complete before coming to rest

Kunduz · Accepted Answer

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