Question

4. The work output is 500 joules for a machine that is 12.5 percent efficient. The work input is
joules. 0
(1 Point)
A.4000
B.1.000
C.2,000
D.12.500

Answer 1

Answer:

4000 J

Explanation:

x * .125  = 500

x = work input   =   500 / .125 = 4000 J