Physics · Simple Machines and Efficiency
In real-world applications, the useful work output of a machine is always less than the total work input. This reduction in efficiency is primarily due to the effects of:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Effort applied
- 2Friction✓
- 3Load resistance
- 4Velocity ratio
Correct answer
Friction
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