March 23, 2017

Post a New Question

Posted by on Tuesday, April 23, 2013 at 12:03am.

Two 80n children sit together 3m from the center of a teeter-totter and are able to lift 460n that is 1m away from the fulcrum. name the simple machine that is being used inthe problem, calculate the work in,work out mechanical advantage, and the efficinency of this machine.
assume the children are the input.

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question