How much mechanical leverage can result when a piston throw on the crankshaft forms a 90 degree angle to the piston on its downstroke?
A) none
B) minimum
C) 50% of maximum
D) maximum

Question

Quizplus · Accepted Answer

When the piston throw on the crankshaft forms a 90-degree angle to the piston on its downstroke, the mechanical leverage is at its maximum. This is because the force from the piston is applied perpendicularly to the crankshaft, resulting in the greatest possible torque.

How Much Mechanical Leverage Can Result When a Piston Throw