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A block of mass 2 kg rests on the floor ...

A block of mass 2 kg rests on the floor of an elevator , which is moving down with an acceleration 'g' , then the apparent weight of the block is [ take g = `10 m//s^(2)` ]

A

20 N

B

12 N

C

16 N

D

Zero

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-LAWS OF MOTION-ASSIGNMENT ( SECTION -B) objective type questions (one option is correct)
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  2. In the arrangement shown, what is the normal reaction the block A ( ma...

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  3. A block of mass 2 kg rests on the floor of an elevator , which is movi...

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  4. A disc of radius 4 m is rotating about its fixed center with a constan...

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  6. A particle of mass m is moving on a circular path of radius r with uni...

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  7. A block of mass m is kept on a plank . The coefficient of friction bet...

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  8. A force of 100 N is applied on a block of mass 3 kg as shown in figure...

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  9. A block of mass 5 kg is placed on a rough horizontal plane . The coeff...

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  10. In the figure shown coefficient of friction between 8 kg block and sur...

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  11. In the arrangement shown in figure coefficient of friction between 5kg...

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  12. At a certain moment of time, acceleration of the block A is 2 m//s^(2)...

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  13. A train is moving forward with a horizontal acceleration a. A man sitt...

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  14. If pulley and all strings as shown are massless, then tension T(2) = 1...

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  15. A block of mass 2 kg rests on an inclined plane of inclination angle 3...

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  16. All surfaces shown in the figure are frictionless. A block of mass 2 k...

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  17. In the given figure the co- efficient of friction between the block an...

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  18. The whole set up shown in the figure is rotating with constant angular...

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  19. A block of mass 10 kg is placed on rough inclined plane of inclinatio...

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  20. A body of mass 'm' is moving with constant speed V on a track shown i...

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