If a car moves with a uniform speed of 2 ms-1 in a circle of radius 0.4. Its angular speed is______________?

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Geostationary satellite completes one rotation around the earth in_______________?

A. 3 hours B. 6 hours C. 12 hours D. 24 hours...

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...

A body moving along the circumference of a circle completes two revolutions. If the radius of the circular path is R the ration of displacement to the covered path will be_____________?

A. πR B. 2π R C. 0 D. 4πR...

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...