e2ne01.gif (7678 bytes)

shpslogo.jpg (6992 bytes)
Endless Exercises: DC Power Formulas, Level I
Given the values shown in the middle column of this page, use the basic power formulas to determine the third value.
  • You may click the Hint button to get a good start on solving the problem.
  • Click the Answer button to see the solution to the problem.
  • Use the Next button to work another problem.
  • Click the Quit button when you are ready to leave this page
 Given:
E = 20.2 V
R = 47 kW

Find:

P = ________
Hint:
P = E2 / R
P = (20.2 V)2 / (47 kW)

Answer:

P = 8.6 mW


This activity is optimized for Microsoft Internet Explorer, version 5.5 and above.

Copyright © 2003 David L. Heiserman
All Rights Reserved