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Blocks A and B have masses of 2 kg and 3...

Blocks A and B have masses of 2 kg and 3 kg. respectively. The ground is smooth. P is an external force of 10 N. The force exerted by B on A is

A

Attractive electromagnetic force

B

Repulsive electromagnetic force

C

Gravitation force

D

None of these

Text Solution

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The correct Answer is:
B
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MOTION-NLM & FRICTION-EXERCISE-2
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  3. Blocks A and B have masses of 2 kg and 3 kg. respectively. The ground ...

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  7. When a body is stationary :

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  10. Two masses m and M are attached to the strings as shown in the figure....

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  11. A flexible chain of weight W hangs between two fixed points A and B at...

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  12. Which graph shows best the velocity-time graph for an object launched ...

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  13. Adjoining figure shows a force of 40N acting at 30^(@) to the horizont...

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  14. A block is kept on a frictionless inclined surface with angle of incli...

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  15. A cylinder rests in a supporting carriage as shown. The side AB of car...

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

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  17. Two masses m and 2m are connected by a massless string, which passes o...

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  18. In the figure, the blocks A,B and C of mass m each have accelerations ...

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  19. A student calculates the acceleration of m(1) in figure shown as a(1) ...

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  20. Two masses 10 kg and 20 kg respectively are connected by a massless sp...

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