A cord is wound over the rim of a flywheel of mass 20 kg and radius 25 cm. A mass 2.5 kg attached to the cord is allowed to fall under gravity. Calculate the angular acceleration of the flywheel

Question:

7.A cord is wound over the rim of a flywheel of mass 20 kg and radius 25 cm. A mass 2.5 kg attached to the cord is allowed to fall under gravity. Calculate the angular acceleration of the flywheel

Options :

a) 25rad/s^2
b) 20rad/s^2
c) 10rad/s^2
d) 5rad/s^2

Answer :

c) 10rad/s^2

Answer Steps :

Diagram :-

Solution :-

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