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The maximum and minimum intensities of t...

The maximum and minimum intensities of the resultant wave due to superposition of two waves due to superposition of two waves having intensities `I` and `4 I` will be

A

`5 I "and" 3 I`

B

`9 I` and `I`

C

`9 I` and 3 `I`

D

`5 I "and" I`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • If n_1 and n_2 are the frequencies of two sound waves, the frequency of the beat produced due to superposition of there waves will be

    A
    `n_1-n_2`
    B
    `n_1+n_2`
    C
    `(n_1+n_2)/2`
    D
    `2(n_1-n_2)`

  • The ratio of amplitudes of two waves is 4:9 . The ratio of their intensities is

    A
    `2/3`
    B
    `9/4`
    C
    `16/81`
    D
    `3/2`

  • If n_(1) and n_(2) are the frequencies of two sound waves, the frequency of the beat produced due to superposition of these waves will be

    A
    ` n_(1) - n_(2)`
    B
    `n_(1) + n_(2)`
    C
    `(n_(1)+n_(2))/(2)`
    D
    `2(n_(1)-n_(2))`

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