posted by .

Can someone please give an example of how i can use this formula in a word problem...

Work out (J)
Percent efficiency(e)= ____________ x100

Work in (J)

  • Math/Sciance -

    Duplicate post; already answered

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Molar Mass & Elements

    The weight percent of oxygen in an oxide that has the formula MO2, is 15.2%. What is the molar mass of this compound?
  2. physics......PLEASE HELP!!

    A steam engine absorbs 1.98*10^5 J and expels 1.49*10^5 J in each cycle. Assume that all of the remaining energy is used to do work. a. What is the engine's efficiency?
  3. physics

    A theoretical gasoline engine runs with 76 percent efficiency. It is calculated that it expels 3.25*10^4 J of heat. a. Find the heat absorbed in one cycle. b. Find the work output in one cycle. All this comes from the definition of …
  4. Sciance/Math

    How how can i turn this formula into a simple word problem... Percent efficiency(e)= Work out (J) _____________ x100 Work in (J)
  5. Math/Science

    Can someone please give an example of how i can use this formula in a word problem... Percent efficiency= Work out (J) _____________ x100 Work in (J)
  6. Physics

    please show me how to work out this problem: A roller coaster moves 85 m horizontally, then travels 45 m at an angle of 30.0 degrees above the horizontal. what is its displacement from its starting point?
  7. algebra

    Can someone PLEASE help me with this problem?
  8. English / Grammar

    Please help me word this sentence correctly: At its zenith, the depression saw nearly 25 percent of all workers and 37 percent of all non-farm workers completely out of work. I'm trying to say that at the peak of the depression, that's …
  9. Physics

    A steam-electric power plant delivers 900 MW of electric power. The surplus heat is exhausted into a river with a flow of 2.91×105 kg/s, causing a change in temperature of 1.07 oC. A. What is the efficiency of the power plant?
  10. Physics 11

    Can someone explain what work total is? In my lessons it said Work total is the sum of all work & showed an example of different work being added together. An assignment after that however made me think that may not be the case...

More Similar Questions