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A block is placed on a rough floor and ...

A block is placed on a rough floor and a horizontal force F is applied on it. The force of friction f by the floor on the block is measured for different values of F and a graph is plotted between them.

A

c,d

B

a,d

C

a,b

D

a,c

Text Solution

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The graph is a straight line of slope `45^(@)` for smal F and a straight line prallel to the F-axis for large F. there is small kink on the graph
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RESONANCE ENGLISH-NEWTONS LAWS OF MOTION AND FRICTION-Exercise
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  9. Starting form rest, a body slides down a 45^(@) inclined plane in twic...

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  10. A uniform rope so lies on a table that part of it lays over. The rope ...

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  11. A body is projected up along the rough inclined plane from the bottom ...

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  12. A chain of length L is placed on a horizontal surface as shown in figu...

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  15. What is the minimum stopping distance for a vehicle of mass m moving w...

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  16. In the shown arrangements if f(1), f(2) and T be the frictional forces...

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  17. A block is given velocity 10 m/s along the fixed inclined as shown in ...

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  18. Car is accelerating with acceleration =20 m//s^(2). A box of mass m=10...

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  19. A body of mass 10 kg lies on a rough horizontal surface. When a horizo...

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