A hoop of radius 3 m weighs 100 kg. It rolls along a horizontal floor so that at its centre of mass has a speed of 200 mm/sec, . The work required to stop the hoop is______________?

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The angular speed of a car while taking a circular turn of radius 100m at 36 km/hour, is_______________?

A. 0.1 radian/sec B. 1 radian/sec C. 100 radian/sec D. 1000 radian/sec...

A stone is thrown up a slope of inclination 60° to the horizontal. At what angle to the slope must the stone be thrown so as to land as far as possible from the point of projection ?

A. 15° B. 30° C. 45° D. 75°...

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...

The shape of a suspended cable for a uniformly distributed load over it is__________________?

A. circular B. parabolic C. catenary D. cubic parabola...

Two circular discs of same weight and thickness are made from metals having different densities. Which disc will have the larger rotational inertia about its central axis ?

A. disc with larger density B. disc with smaller density C. both discs will have same rotational inertia D. none of the above...