1
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1

A beam of unpolarized light of intensity I0 is passed through a polaroid A, then through another polaroid B, oriented at $$60^\circ$$ and finally through another polaroid C, oriented at 45$$^\circ$$ relative to B as shown. The intensity of emergent light is:

NEET 2024 (Re-Examination) Physics - Wave Optics Question 1 English

A
$$\frac{I_0}{16}$$
B
$$\frac{I_0}{4}$$
C
$$\frac{I_0}{2}$$
D
$$\frac{I_0}{32}$$
2
NEET 2024
MCQ (Single Correct Answer)
+4
-1

If the monochromatic source in Young's double slit experiment is replaced by white light, then

A
Interference pattern will disappear
B
There will be a central dark fringe surrounded by a few coloured fringes
C
There will be a central bright white fringe surrounded by a few coloured fringes
D
All bright fringes will be of equal width
3
NEET 2024
MCQ (Single Correct Answer)
+4
-1

An unpolarised light beam strikes a glass surface at Brewster's angle. Then

A
The reflected light will be partially polarised.
B
The refracted light will be completely polarised.
C
Both the reflected and refracted light will be completely polarised.
D
The reflected light will be completely polarised but the refracted light will be partially polarised.
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
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NEET 2023 Manipur Physics - Wave Optics Question 6 English

Which set of colours will come out in air for a situation shown in figure?

A
Yellow, Orange and Red
B
All
C
Orange, Red and Violet
D
Blue, Green and Yellow
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