Multiple choice

The muscular contraction in which the tension of the muscle increases sharply while the length of the muscle remains the same and no mechanical work is done is called

  1. isometric contraction

  2. isotonic contraction

  3. twitch

  4. tetanus

  5. single contraction

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A Correct answer
Explanation

In this type of contraction, the length of the muscle remains unaltered and no displacement of organ occurs.