MEDIUM
JEE Main/Advance
IMPORTANT
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A monochromatic light source , is placed between a mirror and a screen as shown in the figure below,


(a) is point of maximum
(b) is point of minimum
(c)Circular fringes are formed on screen
(d)If setup is immerged in water, then number of fringes on screen will increase

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Important Questions on Wave Optics
HARD
JEE Main/Advance
IMPORTANT

MEDIUM
JEE Main/Advance
IMPORTANT
In YDSE set up one of the slit of a double slit system is wider than the other, so that the amplitude of light reaching the central part of the screen from one slit acting alone is twice that from the other slit acting alone. If maximum value of so that intensity at point is equal to average intensity on screen
is Find the value of

EASY
JEE Main/Advance
IMPORTANT

EASY
JEE Main/Advance
IMPORTANT
Two coherent point sources of wavelength are placed at and on -axis. The number of minima on -axis is
