A steel wheel of 600 mm diameter 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 the wheel along the rail is

A steel wheel of 600 mm diameter on a horizontal steel rail. It carrie

1.	A steel wheel of 600 mm diameter 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 the wheel along the rail is
A.	0.5
B.	5
C.	1.5
D.	150
Answer» E.

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A steel wheel of 600 mm diameter 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 the wheel along the rail is

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