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Two bodies having the same mass 5 kg each have different surface area 20 m square in 10 M per square in contact with a horizontal plane the coefficient of friction is 0.4 the force of friction that come into play when they are in motion will be in the ratio
Two bodies having the same mass 5 kg each have different surface area 20 m square in 10 M per square in contact with a horizontal plane the coefficient of friction is 0.4 the force of friction that come into play when they are in motion will be in the ratio

```
2 years ago

Himanshu Rathour
119 Points
```							Normal reaction exerted by plane on each body=N=mg=5gFriction force exerted by plane on each body=uN=0.4(5g)...(1)From 1 we can see that friction force does not depend on surface areaTherefore ratio of friction on each body=1
```
2 years ago
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### Course Features

• 110 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions