A flywheel revolves at 100 rev/min, a torque is applied to the flywheel for 10 s If the torque increases the speed to 200 rev/min, then the angular acceleration of the flywheel will beA. `(pi)/(6)rad//s^(2)`B. `(pi)/(5)rad//s^(2)`C. `(pi)/(4)rad//s^(2)`D. `(pi)/(3)rad//s^(2)`

A flywheel revolves at 100 rev/min, a torque is applied to the flywhee

1.	A flywheel revolves at 100 rev/min, a torque is applied to the flywheel for 10 s If the torque increases the speed to 200 rev/min, then the angular acceleration of the flywheel will beA. `(pi)/(6)rad//s^(2)`B. `(pi)/(5)rad//s^(2)`C. `(pi)/(4)rad//s^(2)`D. `(pi)/(3)rad//s^(2)`
Answer» Correct Answer - D `alpha =(omega_(2)-omega_(1))/(t)=(2pi(n_(2)-n_(1)))/(t)=(2pi)/(6)=(pi)/(3)`

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A flywheel revolves at 100 rev/min, a torque is applied to the flywheel for 10 s If the torque increases the speed to 200 rev/min, then the angular acceleration of the flywheel will beA. `(pi)/(6)rad//s^(2)`B. `(pi)/(5)rad//s^(2)`C. `(pi)/(4)rad//s^(2)`D. `(pi)/(3)rad//s^(2)`

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