Question

The path difference between two interfering
waves at a point on screen is 29 times the
wavelength. Is the point dark or bright? If the
path difference is 1.16 x 10-5m, then
wavelength of the light is
(A) Dark, 4000 Å (B) Bright, 4000 Å
(C) Bright, 8000 A (D) Dark, 8000 Å
Velocity of licht in diamond is (5/12) that in
(C) 2
(D)
(9)
If the
half th
index d
(A)
(C 2
(10) White
nm to
(5)​

Answer 1

Explanation:

YOUR ANSWER IS OPTION A

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