Friction
Don't even think of memorizing anything in this table!
Materials
m (coefficient of friction)
oak on oak, dry
0.30
steel on steel, dry
0.41
steel on steel, greasy
0.12
steel on ice
0.010
rubber on asphalt, dry
1.07
rubber on asphalt, wet
0.95
rubber on concrete, dry
1.02
rubber on concrete, wet
0.97
rubber on ice
0.005
leather on oak, dry
0.50
1. A 70.0 kg hockey player glides across the ice on steel skates. What is the force of friction acting on his skates?
2. The driver of a 1.50 x…
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