1. If the torque on a shaft of radius 2.37 cm is 38.0 N m (Figure), what force is applied to the shaft?

2. If a force of 56.2 lb is applied to a torque wrench 1.50 ft long (Figure), what torque is indicated by the wrench?

3. A motorcycle head bolt is torqued to 25.0 N m. What length shaft do we need on a wrench to exert a maximum force of 70.0 N?
4. A force of 112 N is applied to a shaft of radius 3.50 cm. What is the torque on the shaft?
5. A torque of 175 lb ft is needed to free a large rusted-on nut. The length of the wrench is 1.10 ft. What force must be applied to free it?
6. A torque wrench reads 14.5 N m. If its length is 25.0 cm, what force is being applied to thehandle?

Transcribed Image Text:

r 2.37 cm 56.2 lb 1.50 ft