When a body is whirled in a horizontal circle by means of a string the centripetal force is supplied by______________?

Related Mcqs:

According to Einstein, the gravitational interaction is possible between_______________?

A. material objects only B. material objects and electromagnetic radiation only C. electromagnetic radiations D. none of the above...

One radian is equal to______________?

A. 67.3° B. 57.3° C. 87.3° D. 60°...

The angular speed for daily rotation of the earth in rad S-1 is______________?

A. 7.3 x 10 radians/second B. 7.3 x 5 radians/second C. 3.7 x 10 7.3 x 5 radians/second D. 7.3 x 10-5 radians/second...

A cyclist cycling around a circular racing track skids because_____________?

A. the centripetal force upon him is less than limiting friction B. the centripetal force upon him is greater than limiting friction C. the centripetal force upon him is equal to the limiting friction D. the friction between the tyres of the cycle and road vanishes...

If a wheel of radius r turns through an angle of 30° then the distance through which any point on its rim moves is______________?

A. π /3 x r B. π/6 x r C. V/30 x r D. π / 180 x r...