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Grade: 12th pass

                        

A steel wheel of 600mm diameter is on a horizontal steel rail. It carries a load of 500 N. The coefficient of rolling resistance is 0.3. The force in newton necessary to roll wheel along the rail is.

3 years ago

Answers : (1)

Arun
24742 Points
							
Fr = W * \mur / R
 W = load on wheel
 \mur  = coefficient of rolling resistance
 R = radius of wheel
Fr = 500* 0.3 /300
 = 0.5
3 years ago
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