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A small electric motor has an efficiency of 90%. In lifting a small load, it produces 11 J of mechanical energy input. The useful mechanical
A small electric motor has an efficiency of 90%. In lifting a small load, it produces 11 J of mechanical energy input. The useful mechanical energy output of the
motor is ________J.
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Introduction to Elementary Particle Physics
Authors: Alessandro Bettini
2nd edition
1107050405, 978-1107050402
