Question

DEFINE EXTERNAL PERIODIC FORCE???​

Answer 1

Answer:

$\huge \mathfrak \purple{answer}$

An external force is a force between a part of a system and something outside the system. To reduce the damping in a simple harmonic periodic motion we apply external force to the system.

Answer 2

Explanation:

An external force is a force between a part of a system and something outside the system. To reduce the damping in a simple harmonic periodic motion we apply external force to the system.

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