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Grade: 9
        
A 20 kg block is in motion on a rough horizontal surface.a horizontal force of 60 N is required to keep the body moving with constant speed.the coefficient of kinetic friction is
8 months ago

Answers : (2)

Arun
20401 Points
							

m=20 kg

F=μmg

or μs=F/mg

=60/20*98

=60/196=0.306

 

 

Hope it helps

 

 

Regards

Arun (askIITians forum expert)

8 months ago
Kartik
15 Points
							
 

m=20 kg

F=μmg

or μs=F/mg

=60/20*98

=60/196=0.306

Hence u can do all questions like these 

Regards and wish u the best for jee

Thnks

 

Hope it helps

 

8 months ago
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