The driver loosened the nut on the car wheel with a wrench that held 20 cm from the axis of the bolt. He acted on the key with a force of 320N. At what moment did he act on the bolt?

Correct answer:

M =  64 Nm

Step-by-step explanation:

r=20 cm m=20/100  m=0.2 m F=320 N  M=F r=320 0.2=64 Nm

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