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5/31 MCQs for:
MECHANICS : ENERGY - Machines
What is a machine?
What is the Mechanical Advantage (MA) of a machine?
What is the definition of Velocity Ratio (VR) in a machine?
In a machine with a mechanical advantage (MA) of 4 and a velocity ratio (VR) of 5, what is the efficiency?
In which situation would an inclined plane be most beneficial?