Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Horse power homework help

  1. Nov 18, 2007 #1
    An elevator is running with a 25hp motor. to double the lift speed a ____ hp motor is required.

    To double the lift speed should we just times 25 by 2 and get 50hp motor. Or is there something more to this.
  2. jcsd
  3. Nov 18, 2007 #2
    How does power relate to speed? You aren't necessarily wrong or right, but you should be wrong or right for the correct reasoning.
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook