Physics - Wave on String Question with Solution | TestHub

PhysicsWave on StringWavesMedium2 minQB

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The frequency of a wave is reduced to one quarter and its amplitude is made twice. The intensity of the wave:

Answer:

Solution:

$I \propto f^{2} A^{2} = (\frac{1}{4})^{2} \times 2^{2} = \frac{1}{4}$ . So the intensity decreases by a factor of 4.

Stream:JEESubject:PhysicsTopic:Wave on StringSubtopic:Waves

⏱ 2mℹ️ Source: QB

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