An induction clutch works by:
If a first class lever with a resistance arm measuring 2 feet and an effort arm measuring 8 feet are being used, what's the mechanical advantage?
Air weighs about 15 psi. What's the amount of pressure (force) exerted on the top of your head, given a surface area of 24 inches?
The force produced when a boxer's hand hits a heavy bag and "bounces" off it is called:
A cubic foot of water weighs about 62.5 pounds. If an aquarium is 18 feet long, 10 feet deep, and 12 feet wide, what's the approximate pounds-per-square-inch pressure (psi) on the bottom of the tank?
Springs used in machines are usually made of:
A clutch is a type of:
A single block-and-fall is called a:
A way to determine the amount of power being used is to:
Divide the amount of work done by the amount of time it takes.
A wood tool, a silver tool, and a steel tool are placed in boiling water for cleaning. Which tool gets the hottest?