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It mass, speed and radius of the circle ...

It mass, speed and radius of the circle of a particle moving uniformly in a circular path are all increased by `50%` , the necessary force required to maintain the body moving in the circular path will have to be increased by

A

2.25

B

1.25

C

1.5

D

1

Text Solution

Verified by Experts

The correct Answer is:
B
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MOTION-CIRCULAR MOTION-EXERCISE -1
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  7. A mass of 2.9 kg, is suspended from a string of length 50 cm, and is a...

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  9. A car of mass 1000 kg moves on a circular path with constant speed of ...

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  10. A boy revolves two balls each of mass 100 gm and tied with strings o...

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  11. It mass, speed and radius of the circle of a particle moving uniformly...

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  12. A car while travelling at a speed of 72 km/hr. Passes through a curved...

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  14. A small body of mass m slide without friction from the top of a hemisp...

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  15. The roadway of a bridge over a canal is in the form of a circular arc...

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  16. A cyclist is moving on a circular track of radius 80 m with a velocity...

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  17. Keeping the banking angle same , to increase the maximum speed with wh...

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  18. A motor cyclist moving with a velocity of 72 km/hour on a flat road ta...

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  19. A person stands in contact against a wall of cylindrical drum of radiu...

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  20. When the road is dry and the coefficient of friction is mu, the maximu...

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