Thursday
September 3, 2015

Homework Help: physics

Posted by CB on Sunday, January 24, 2010 at 3:12pm.

As a result of doing work a person supplies a machine with 1100 J of energy in 12 seconds. The machine in turn does work and delivers 900 J of energy in 14 seconds to some object. what is the effiecency of this machine?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members