If a flywheel increases its speed from 10 rpm to 20 rpm in 10 seconds, then its angular acceleration is_____________________?

Related Mcqs:

A flywheel of moment of inertia 20 kg-m” is acted upon by a tangential force of 5 N at 2 m from its axis, for 3 seconds. The increase in angular velocity in radian persecond is__________________?

A. 1/2 B. 3/2 C. 2 D. 3...

The dimensions of power are_______________?

A. M’L2T2 B. M’L’T3 C. M’L’r2 D. M’L-‘T*...

The bending moment in an arch is proportional to___________________?

A. vertical ordinate of funicular polygon B. vertical ordinate of the arch C. intercept between the arch axis and the funicular polygon D. none of these...

Which of the following is a scalar quantity ?

A. energy B. momentum C. torque D. impulse...

The unit of rotational inertia of a body in C.G.S system is________________?

A. cm4 B. kg-cm2 C. gm-cm2 D. gm-cm3...