1. Not finding help here? Sign up for a free 30min tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

What is the efficiency of the engine?

  1. Feb 15, 2009 #1
    if a engine must do 500 joules of work to pull a 10 kg load up to a height of 4 meters, what is the efficiency of the engine?
     
  2. jcsd
  3. Feb 15, 2009 #2

    Delphi51

    User Avatar
    Homework Helper

    Re: Help

    Figure out the potential energy given to the load. Any additional work is lost.
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook




Similar Discussions: What is the efficiency of the engine?
  1. Efficiency of engine (Replies: 8)

  2. Efficiency of a engine (Replies: 2)

Loading...