If two sound waves of equal intensity I produce beats, then the maximum intensity of sound produced in beats will be
If two sound waves of equal intensity I produce beats, then the maximum intensity of sound produced in beats will be
A. I
B. 4 I
C. 2 I
D. `I//2`
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Correct Answer - B
`I_("max") = (sqrtI_(1) + sqrtI_(2))^(2)`
`= (sqrtI + sqrtI)^(2) = (2sqrtI)^(2) = 4I`
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