The total kinetic energy of a hoop of mass 2 kg and radius 4 m sliding with linear velocity 8 m/sec and angular velocity 5 radian/sec 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...

Two balls of masses 3 kg and 6 kg are moving with velocities of 4 m/sec and 1 m/sec respectively, towards each other along the line of their centers. After impact the 3 kg ball comes to rest. This can happen only if the coefficient of restitution between the balls is____________________?

A. 2/3 B. 1/5 C. 3/5 D. 1/3...

In a lifting machine with efficiency 60%, an effort of 200 N is required to raise a load of 6 kN. The velocity ratio of the machine is_____________________?

A. 30 B. 50 C. 60 D. 80...

The time period of a simple pendulum depends on__________________?

1) mass of suspended particle 2) length of the pendulum 3) acceleration due to gravity The correct answer is A. only (1) B. both (2) and (3) C. both (1) and (3) D. all are correct...

The angle of projection at which the horizontal range and maximum height of a projectile are equal to___________________?

A. 45° B. tan-1 (2) C. tan-‘ (4) D. tan”1 (1/4)...