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What is the term for the measurement of how well a machine converts input

work into output work?
OA. Machinery
OB. Power
OC. Mechanical efficiency
OD. Work

1 Answer

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Answer: OC. Mechanical Efficiency

Explanation: The percentage of user input (input work) that is converted into output work by a machine is known as efficiency (output work). The output work is never more than the input work because some of the input labour is used to remove friction. Efficiency therefore never approaches 100%.

User Fabio Lolli
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