A machine you designed has an efficiency of 60%. What happens to 60% of the work put into the machine, and what happens to the other 40%?
2 answers
The 60% goes to do the work the machine is designed to do. The other 40% is lost to do the work and it goes out in the form of heat, light, etc.
A pair of scissors is a compound machine.what two simple machines make up a pair of scissors