Two Point Sources, Vibrating in Phase, Produce an Interference Pattern

question 9

Multiple Choice

Two point sources, vibrating in phase, produce an interference pattern in a ripple tank.If the frequency is increased by 20%, the number of nodal lines:

• A)is increased by 20%
• B)is increased by 40%
• C)remains the same
• D)is decreased by 20%
• E)is decreased by 40%

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Metaphor

A figure of speech in which a word or phrase is applied to an object or action to which it is not literally applicable, used to make a comparison in order to illustrate a point.