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Consider a block suspended from a light ...

Consider a block suspended from a light string as shown in the digure. Which of the following pairs of forces constitute Newton's third law pair ?

A

Force with which string pulls on the ceiling and the force with which string pulls on block

B

Force with which string pulls on the block and weight of the block

C

Force acting on block due to the earth and force the block exerts on the earth

D

Force with which block pulls on string and force with which the string pulls on the block.

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The correct Answer is:
C, D
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ALLEN -NEWTON'S LAWS OF MOTION & FRICTION-EXERCISE (O-2)
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  2. In the arrangement shown in fig m(1)=1kg, m(2)=2 kg Pulleys are massle...

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  3. Consider a block suspended from a light string as shown in the digure....

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  4. A block of weight 9.8N is placed on a table. The table surface exerts...

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  5. A block of mass m is suspended from a fixed support with the help of a...

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  6. A block A and wedge B connected through a string as shown. The wadge B...

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  7. Two blocks A and B of mass 2 kg and 4 kg respectively are placed on a ...

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  8. A block is kept on a rough surface and applied with a horizontal force...

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  9. A block placed on a rough horizontal surface is pushed with a force F ...

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  10. A block is placed over a plank. The coefficient of friction between th...

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  11. A block is released from rest from point on a rough inclined place of ...

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  12. In the given figure both the bocks have equal mass. When the thread is...

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  13. A block of mass m is placed on a smooth horizontal floor is attached t...

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  14. A block of mass m is placed on a smooth horizontal floor is attached t...

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  15. A block of mass m is placed on a smooth horizontal floor is attached t...

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  16. When F = 2N, the frictional force between 5 kg block and ground is

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  17. When F = 2n, the frictional force between 10 kg block 5 kg block is

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  18. The maximum F which will not cause motion of any of the blocks is

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  19. The maximum acceleration of 5 of kg block is :-

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  20. The acceleration of 10 kg block when F = 30 N is

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