Which of the following equations for the efficiency of a machine is correct?
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- A Efficiency = \(\frac{\text{Velocity Ratio}}{\text{Mechanical Advantage}}\) x 100%
- B Efficiency = \(\frac{input}{output}\) x 100%
- C Efficiency = \(\frac{\text{load distance}}{\text{effort distance}}\) x 100%
- D Efficiency = \(\frac{\text{Mechanical Advantage}}{\text{Velocity Ratio}}\) x 100%
Correct Answer: Option D
Explanation:
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