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If man is walking direction of friction ...

If man is walking direction of friction is .

A

opposite to the direction of motion

B

same as that of direction of motion

C

perpendicular to that of direction of motion

D

`45^(@)` to the direction of motion

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The correct Answer is:
B
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NARAYNA-LAW OF MOTION-C.U.Q
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  2. If we imagine ideally smooth surfaces and it they are kept in contact,...

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  3. If man is walking direction of friction is .

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  4. Aeroplanes are streamlined to reduce .

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  5. The limiting friction between two surface does not depend

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  6. While walking on ice one should take small steps to avoid slipping. Th...

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  7. In order to stop a car in shortest distance on a horizontal road, one ...

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  8. A body rests on a rough horizontal plane. A force is applied to the bo...

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  9. A lift is moving down with an acceleration equal to the acceleration d...

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  10. A body is struck to the front part of the truck. The coefficient of fr...

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  11. When a bicycle is in motion, the force of friction exerted by the grou...

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  12. A boy of mass M is applying a horizontal force to slide a box of mass ...

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  13. When a person walks on a rough surface

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  14. The maximum speed of a car on a curved path of radius 'r' and the coef...

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  15. The angle which the rough inclined plane makes with the horizontal whe...

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  16. A body of mass M is placed on a rough inclined plane of inclination th...

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  17. It is easier to pull a lawn roller than to push it because pulling

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  18. A block of mass m and surface area A just begins to slide down an incl...

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  19. A block X kept on an inclined surface just begins to slide if the incl...

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  20. A particle is acted upon by a force of constant magnitude which is alw...

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