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If a system requires 150 J of input work and produces 123 J of output work, what's its efficiency? A. 72% B. 122% C. 82% D. 92%

asked Dec 25, 2018

Chemistry
high-school

2 answers

1 vote

33.9k views

What was william james principles of psychology about?

asked May 7, 2018

Social Studies
high-school

1 answer

3 votes

141k views

What are the “things” that ebb and flow

asked Jan 17, 2018

History
high-school

2 answers

4 votes

193k views

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