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If the force F acting on a body as a fun...

If the force F acting on a body as a function of x then the work done in a moviung body from x=1 m to x=3 m

A

6J

B

4J

C

2.5J

D

1J

Text Solution

Verified by Experts

The correct Answer is:
B
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FULL MARKS-WORK, ENERGY AND POWER-Additional Question Solved (I. MCQ)
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  2. For inelastic collision coefficient of restiitution is

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  3. For perfectly inelastic collision, coefficient of restitution is

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  4. For perfectly inelastic collision, coefficient of restitution is

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  5. The ratio of velocities of equal masses in an inelastic collision wit...

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  6. A box is dragged across a surface by a rope which makes an angle 45^(@...

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  7. A position dependent force f=(7-2x+3x^(2))N acts on a small body of ma...

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  8. In gravitational field the work done in moving body from one point in...

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  9. A particle of mass m moving with velocity v strikes a particle of mass...

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  10. A force of (10hati-3hatj+6hatk)N acts on a body of 5 kg and displaces ...

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  11. A 9 kg mass and 4kg mass are moving with equal kinetic energies. T he...

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  12. If momentum of a body increase by 25% its kinetic energy will increase...

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  13. If momentum of a body increase by 25% its kinetic energy will increase...

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  14. A missile fired from a launcherr explode in mid air, its total

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  15. A bullet hits and gets embedded in a solid block resting on a friction...

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  16. Two balls of equal masses movin with velocities 10m/s and -7m/s respec...

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