You will notice that the tool is designed with a built-in pivot point about which the torques are applied. if the gardener applies a 1.93 n · m torque (about the pivot point) in order to pull a weed, determine the resistive force (in n) the weed exerts on the weed puller.

If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?

Anybody wanna ? (picture included? )

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final