When a Body Capable of Oscillating Is Acted on by a Periodic

question 93

Multiple Choice

When a body capable of oscillating is acted on by a periodic series of impulses having a frequency equal to one of the natural frequencies of oscillation of the body,the body is set in vibration with relatively large amplitude.This phenomenon is known as

• A)beats.
• B)harmonics.
• C)overtones.
• D)resonance.
• E)pressure amplitude.

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