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In the Young's double slit experiment, t...

In the Young's double slit experiment, the interference pattern is found to have as intensity ratio between the bright and dark fringes as 9. This implies that

A

the intensities at the screen due to the two slits are 5 units and 4 units respectively.

B

the intensities at the screen due to the two slits are 4 units and 1 units respectively.

C

the amplitude ratio is 3.

D

the amplitude ratio is 2.

Text Solution

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The correct Answer is:
B, D
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Knowledge Check

  • In the Young's double-slit experiment, the interference pattern is found to have intensity ratio between gright and dark fringes as 9. This implies that (i) the intensities at the screen due to the two slits are 5 units and 4 units respectively (ii) the intensities st the screen due to the slits are 4 units and 1 unit respectively (iii) the amplitude ratio is 3 (iv) the amplitude ratio is 2

    A
    (i), (ii)
    B
    (ii), (iii)
    C
    (i), (iii)
    D
    (ii), (iv)

  • In Young's double slit experiment, the interference bright fringes are of:

    A
    equal widths and unequal intensities
    B
    unequal width and equal intensities
    C
    equal widths and equal intensities
    D
    unequals widths and unequal intensities

  • In Young's double slit interference experiment, using two coherent waves of different amplitudes, the intensities ratio between bright and dark fringes is 3 Then, the value of the wave amplitudes ratio that arrive there is

    A
    `((sqrt(3)+1)/(sqrt(3)-1))`
    B
    `((sqrt(3)-1)/(sqrt(3)+1))`
    C
    `sqrt(3):1`
    D
    `1:sqrt(3)`

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