Ask Question
8 August, 09:11

A forklift raises a box above the floor and does 2,000 J of work. If the forklift motor consumes 3,000 J of electrical energy from the battery to raise the box, what is the efficiency of the lift?

+5
Answers (2)
  1. 8 August, 09:26
    0
    Efficency=useful energy output/total energy input x 100. 2000/3000 x 100 = 66.7%
  2. 8 August, 09:30
    0
    Efficiency = (useful output energy) / (input energy)

    Efficiency = (2,000 J) / (3,000 J)

    Efficiency = 2/3

    or

    Efficiency = 66.7%
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “A forklift raises a box above the floor and does 2,000 J of work. If the forklift motor consumes 3,000 J of electrical energy from the ...” in 📗 Physics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers