Question

What is force vibration

Answer 1

Answer:

the force which are produced by vibration means the vibration of a body molecules produce a force

Answer 2

Forced Vibration:-

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What is forced vibration ?

Answer:-Vibration of a body which takes place under the influence of an external force acting on it .

• The frequency of vibration changes with change in the frequency of applied force.
• the amplitude of vibration depends on the frequency of applied force.

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Factors affecting the forced vibration:-

1. The frictional force
2. The external periodic force
3. The restoring force

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some of the examples of forced vibration:-

(the example contains explanation:-)

1. When a person plays a guitar string by his finger the vibration in them cause forced vibration in the air in closed in its hollow box.
2. When the stem of a vibrating tuning fork is pressed against the top of a table the turning fork producers forced vibration in the table tops. The table top has a much larger vibration area then turning for so the forced vibration of the table topper send forth a great energy and the person was a loud sound than the pursuit by the tuning fork.

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