The velocity of shortening of a muscle is greatest when there is no load on the muscle.

Name: The velocity of shortening of a muscle is greatest when there is no load on the muscle.
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Quizplus · Accepted Answer

This is because the velocity of shortening in a muscle is inversely related to the load against which it contracts, as described by the force-velocity relationship. With no load, there is no external resistance to overcome, allowing the muscle to contract at its maximum velocity.

The Velocity of Shortening of a Muscle Is Greatest When