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A force of 100N acts on a ball moving on...

A force of 100N acts on a ball moving on a surface. The force of friction that must act between the surface of the ball and the surface so that the ball keeps on moving with constant velocity over the surface must be

A

0

B

100N

C

200N

D

300N

Text Solution

Verified by Experts

The correct Answer is:
B
The force of friction should be equal to 100N
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MTG IIT JEE FOUNDATION-FORCE AND LAWS OF MOTION-EXERCISE (MULTIPLE CHOICE QUESTIONS)
  1. The unit of force in SI system is newton (N) and in CGS system is dyne...

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  2. Which is velocity time graph of a moving particle on which net externa...

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  3. A force of 100N acts on a ball moving on a surface. The force of frict...

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  4. A particle of mass 0.3kg is subjected to a force F=kx with k=15N//m an...

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  5. A ship of mass 3 times 10^7 kg initially at rest is pulled by a force ...

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  6. A body of mass m is at rest. Another body of same mass moving with vel...

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  7. In a rocket, fuel bums at the rate of 1 kg/s. This fuel is ejected fro...

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  8. During a football match, the ball shot towards the goal struck the def...

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  9. the breaking strength of a steel cable is 20kN. If one pulls horizonta...

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  10. A moving truck crashes into a stationary car. The truck's mass is ten ...

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  11. A football of mass 0.42kg is passed with a velocity of 25 ms^-1 due so...

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  12. Two billiard balls A and B, each of mass 50 kg and moving in oppsite d...

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  13. A girl riding a bicycle along a straight road with a speed of 5 ms^(-1...

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  14. A block of mass 1 kg starts from rest at x = 0 and moves along the X -...

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  15. A block of mass M is pulled along a horizontal frictionless surface by...

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  16. A constant retarding force of 80 N is applied to a body of mass 50 kg ...

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  17. The velocity of a body of mass 20 kg decreases from 20m//s to 5m//s in...

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  18. Which of the following is not an illustration of Newton's third law?

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  19. In the arrangement shown below, pulleys are mass-less and friction-les...

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  20. A spherical ball is dropped in a long column of viscous liquid. Which ...

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