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Choose the correct options A mass of 10 ...

Choose the correct options
A mass of 10 kg is suspended from a rope wound on a wheel of diameter 40 cm. The torque about the axis of rotation is

A

39.2 N m

B

19.6 N m

C

4 N m

D

2 N m

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CHETANA PUBLICATION-LAWS OF MOTION -EXERCISE
  1. Choose the correct options The turning effect of the applied force doe...

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  2. Choose the correct options What is the torque of force f=(2i-3j+4k) ac...

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  3. Choose the correct options A mass of 10 kg is suspended from a rope wo...

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  4. Choose the correct options Centre of mass of body lies

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  5. Choose the correct options The centre of mass of a system of two unifo...

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  6. Choose the correct options For a circular ring centre of gravity lies

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  7. Choose the correct options A uniform bar RS weighs 100 g and is 80 cm...

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  8. Choose the correct options A steel bar AB of mass 10 kg and length 1 m...

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  9. Choose the correct options A body of mass 2 kg, travelling at 4 m//s m...

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  10. Choose the correct options A particle of mass moving eastward with a s...

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  11. Choose the correct options The coordinate of centre of mass of a hemi...

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  12. Choose the correct options A block at rest explodes into 3 parts of t...

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  13. Choose the correct options The potential energy V of a system is a fun...

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  14. Select and write the most appropriate answer from the given alternativ...

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  15. Select and write the most appropriate answer from the given alternativ...

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  16. Distinguish between gravitational force and nuclear force

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  17. Define inertial frame of reference. State any one example of inertial ...

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  18. Define and explain moment of force.

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  19. Find the position of a centre of mass of a system consisting of two bo...

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  20. Define coefficient of restitution. State its value in case of an inela...

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