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MHT CET Physics question

PhysicsWavesMHT CET

Consider ten identical sources of sound, all giving the same frequency but having phase angles which are random. If the average intensity of each source is , the average of resultant intensity I due to all these ten sources will be

Answer: (B)

Solution

Random phases make the sources incoherent, so intensities add: ; would

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Question ID VK-070096