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Question

Relationship between the mechanical advantage and velocity ratio of an ideal machine is

A
Velocity Ratio < mechanical advantage
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B
Velocity Ratio = Mechanical advantage
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C
Velocity ratio > Mechanical advantage
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D
All
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Solution

The correct option is D Velocity Ratio = Mechanical advantage
For ideal machine, efficiency = 1
effeciency = Mechanical advantage/ velocity ratio
So, for ideal machine, Mechanical advantage = velocity ratio

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