Monday
April 21, 2014

Homework Help: Physical Science

Posted by Leah on Saturday, November 3, 2012 at 8:58pm.

When you do 100 J of work on the handle of a bicycle pump, the pump does 40 J of work pushing the air into the tire. What is the efficiency of the pump?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physical science - How much heat is necessary to vaporize 100 g of water at 100...
physical science - How much heat is necessary to vaporize 100 g of water at 100...
Intro to Physical Science - Define physical science Andrew: I went to www....
Physical Science - If an engine must do 500 joules of work to pull a 100 N load ...
physical science - gimme a side of what physical science is. I know there's no ...
Physical Science - How much heat is needed to melt 100 g of ice at 0C? A: 8000 ...
Physical science - how many calories to change 100 grams of water at 100 degrees...
Physical Science - I need help with this problem because it is confusing me. I ...
science - Please check these! Physical or Chemical properties? 1. solubility = ...
Physical Science - In a pulley sytem with 100% effieciency with ten support ...

Search
Members