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The ratio of acceleration of blocks A pl...


The ratio of acceleration of blocks A placed on smooth incline with block B placed on rough incline is `2:1`. The coefficient of kinetic friction between block B and incline is

A

0.5

B

0.75

C

0.57

D

None of these

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consider the situation shown in figure in which a block 'A' of mass 2 kg is placed over a biock.'B' of mass 4 kg. The combination of the blocks are placed on a inclined plane of inclination 37^(@) with horizontal. The coefficient of friction between block B and inclined plane is mu_(2) and in between the two, blocks is mu_(1) . The system is released from rest. ("Take "g=10m//sec^(2)) In the previous question the frictional force between block B and plane is :

consider the situation shown in figure in which a block 'A' of mass 2 kg is placed over a biock.'B' of mass 4 kg. The combination of the blocks are placed on a inclined plane of inclination 37^(@) with horizontal. The coefficient of friction between block B and inclined plane is mu_(2) and in between the two, blocks is mu_(1) . The system is released from rest. ("Take "g=10m//sec^(2)) The frictional force acting between the blocks in the previous case :

consider the situation shown in figure in which a block 'A' of mass 2 kg is placed over a biock.'B' of mass 4 kg. The combination of the blocks are placed on a inclined plane of inclination 37^(@) with horizontal. The coefficient of friction between block B and inclined plane is mu_(2) and in between the two, blocks is mu_(1) . The system is released from rest. ("Take "g=10m//sec^(2)) The frictional force acting between the blocks in the previous case will be:

consider the situation shown in figure in which a block 'A' of mass 2 kg is placed over a biock.'B' of mass 4 kg. The combination of the blocks are placed on a inclined plane of inclination 37^(@) with horizontal. The coefficient of friction between block B and inclined plane is mu_(2) and in between the two, blocks is mu_(1) . The system is released from rest. ("Take "g=10m//sec^(2)) The frictional force acting between the two blocks in the previous question is :

consider the situation shown in figure in which a block 'A' of mass 2 kg is placed over a biock.'B' of mass 4 kg. The combination of the blocks are placed on a inclined plane of inclination 37^(@) with horizontal. The coefficient of friction between block B and inclined plane is mu_(2) and in between the two, blocks is mu_(1) . The system is released from rest. ("Take "g=10m//sec^(2)) If mu_(1)=0.4, mu_(2)=0.5 then:

consider the situation shown in figure in which a block 'A' of mass 2 kg is placed over a biock.'B' of mass 4 kg. The combination of the blocks are placed on a inclined plane of inclination 37^(@) with horizontal. The coefficient of friction between block B and inclined plane is mu_(2) and in between the two, blocks is mu_(1) . The system is released from rest. ("Take "g=10m//sec^(2)) If mu_(1)=0.5, mu_(2)=0.5 then :

consider the situation shown in figure in which a block 'A' of mass 2 kg is placed over a biock.'B' of mass 4 kg. The combination of the blocks are placed on a inclined plane of inclination 37^(@) with horizontal. The coefficient of friction between block B and inclined plane is mu_(2) and in between the two, blocks is mu_(1) . The system is released from rest. ("Take "g=10m//sec^(2)) If mu_(1)=0.8, mu_(2)=0.8 then :

consider the situation shown in figure in which a block 'A' of mass 2 kg is placed over a biock.'B' of mass 4 kg. The combination of the blocks are placed on a inclined plane of inclination 37^(@) with horizontal. The coefficient of friction between block B and inclined plane is mu_(2) and in between the two, blocks is mu_(1) . The system is released from rest. ("Take "g=10m//sec^(2)) If mu_(1)=0.5, mu_(2)=0.4 then:

A block is stationary on an inclined plane If the coefficient of friction between the block and the plane is mu then .

AAKASH INSTITUTE-LAWS OF MOTION-EXERCISE
  1. Acceleration of block A varies with time as shown in figure the value ...

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  2. Block of mass 10 kg is moving on inclined plane with constant velocity...

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  3. The ratio of acceleration of blocks A placed on smooth incline with bl...

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  4. A block of mass 10 kg is released on rough incline plane. Block start ...

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  5. Blocks shown in figure moves with constant velocity 20 m/s towards rig...

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  6. In the previous problem. The friction force applied by ground on block...

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  7. A block of mass 10 kg is kept on a fixed rough (mu=0.8) inclined plan...

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  8. A block of mass 5 kg is at rest on a rough inclined surface. If angle ...

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  9. Maximum value of frictional force is called

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  10. Static friction between two surfaces

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  11. Coefficient of kinetic friction and coefficient of static friction bet...

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  12. The limiting value of static friction between two contact surfaces is

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  13. A block of mass m slides down an inclined plane which makes an angle t...

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  14. A block of mass 10 kg, moving with acceleration 2m//s^(2) on horizonta...

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  15. If angle of repose is phi, the coefficient of static friction between ...

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  16. Which of the following is a self adjusting force ?

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  17. Two blocks of masses 2 kg and 4 kg are hanging with the help of massle...

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  18. A man of mass m is standing in an elevator moving downward with an acc...

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  19. A vehicle is moving on a road with an acceleration a=20 m//s^(2) as sh...

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  20. In the given arrangement all surfaces are smooth. What acceleration sh...

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