Question

25.9
The figure shows two points sources which emit light of wavelength 2 in phase with each other and
are at a distance d = 5.51 apart along a line which is perpendicular to a large screen at a distance L
from the centre of the source. Assume that d is much less than L. Which of the following statement(s)
is/are correct?
Screen
(0,0)
S1
S2
L
(A) Only ten bright fringes appear on the screen
(B) Only twelve bright fringes appear on the screen
(C) Point y = 0 corresponds to bright fringe
(D) Point y = 0 corresponds to dark fringe.​

Answer 1

Answer:

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