1. If 13 N m of torque is applied to a bolt with an applied force of 28 N, what is the length of the wrench?
2. If the torque required to loosen a nut on the wheel of a pickup truck is 40.0 N m, what minimum force must be applied to the end of a wrench 30.0 cm long to loosen the nut?
3. How is the required force to loosen the nut in Problem 19 affected if the length of the wrench is doubled?
4. A truck mechanic must loosen a rusted lug nut. If the torque required to loosen the nut is 60.0 N m, what force must be applied to a 35.0-cm wrench?
5. An ag mechanic tries to loosen a nut on a tractor wheel with a wrench that is 32.5 cm long. If the torque required to loosen the nut is 55.0 N m, what force must she apply to the wrench?