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What happens to the centripetal accelera...

What happens to the centripetal acceleration of a revolving body if you double the orbital speed v and half the angular velocity `omega`

A

The centripetal acceleration remains unchanged

B

The centripetal acceleration is halved

C

The centripetal acceleration is doubled

D

The centripetal acceleration is quadrupled

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The correct Answer is:
A
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ERRORLESS -MOTION IN TWO DIMENSION-Exercise
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  2. In case of uniform circular motion which of the following physical qua...

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  7. A particle is moving in a circle of radius R with constant speed v, if...

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  8. A stone tied to the end of string 1m long is whirled in a horizontal c...

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  9. A particle describes a horizontal circle in a conical funne whoses inn...

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  10. What is angular velocity of earth spinning around its own axis ?

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  12. In a circus stuntman rides a motorbike in a circular track of radius R...

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  13. A block of mass m at the end of a string is whirled round in a vertica...

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  14. A sphere is suspended by a thread of length l. What minimum horizontal...

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  15. A bottle of soda water is rotated in a vertical circle with the neck h...

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  18. A 1kg stone at the end of 1m long string is whirled in a vertical circ...

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  19. A cane filled with water is revolved in a vertical circle of radius 4 ...

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  20. A 2 kg stone at the end of a string 1 m long is whirled in a vertical...

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