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You use an inclined plane to move furniture into a truck. You perform 224 kJ of work, but only do 91 kJ of useful work. What is the efficiency of the inclined plane? A. 12.8% B. 40.6% C. 68.2% D. 246.1%
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You use an inclined plane to move furniture into a truck.

You perform 224 kJ of work, but only do 91 kJ of useful
work. What is the efficiency of the inclined plane?
A. 12.8%
B. 40.6%
C. 68.2%
D. 246.1%

User RuAware
by
4.5k points

1 Answer

5 votes

Answer:B. 40.6%

Step-by-step explanation:

User Eugen Pechanec
by
5.8k points
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