Physics - Wave on String Question with Solution | TestHub

PhysicsWave on StringWavesMedium2 minQB

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If the frequency of a harmonic wave on a rope is doubled and other factors are held fixed, how does the power of the wave change? The power becomes:

Answer:

Solution:

$P = \frac{1}{2} μ ω^{2} A^{2} v \propto f^{2}$ for fixed $μ$ , $A$ , $v$ . Doubling $f$ multiplies the power by 4.

Stream:JEESubject:PhysicsTopic:Wave on StringSubtopic:Waves

⏱ 2mℹ️ Source: QB

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