Answers LHS Physical Science Simple Machines — Unit testQuestion 15

15

QuizMultiple Choice

Simple Machines — Unit test

Question 15 • LHS Physical Science

Carlota does 2000 J of work on a machine. The machine does 500 J of work. What is the efficiency of the machine?

Answer

A

4%

B

25%

C

75%

D

400%

Back to All Questions

More from this Course

10 verified answers

Simple Machines

1 verified answers

Simple Machines

25 verified answers

Unit Test

Carlota does 2000 J of work on a machine. The…