1
MHT CET 2021 21th September Morning Shift
+1
-0

In diffraction experiment, from a single slit, the angular width of central maximum does NOT depend upon

A
ratio of wavelength and slit width
B
distance of the slit from the screen
C
wavelength of light used
D
width of the slit
2
MHT CET 2021 21th September Morning Shift
+1
-0

In biprism experiment, 21 fringes are observed in a given region using light of wavelength 4800 $$\mathop A\limits^o$$. If light of wavelength 5600 $$\mathop A\limits^o$$ is used, the number of fringes in the same region will be

A
18
B
24
C
14
D
21
3
MHT CET 2021 21th September Morning Shift
+1
-0

A double slit experiment is immersed in water of refractive index 1.33. The slit separationis 1 $$\mathrm{mm}$$ and the distance between slit and screen is $$1.33 \mathrm{~m}$$. The slits are illuminated by a light of wavelength $$6300\,\mathop A\limits^o$$. The fringewidth is

A
$$4.9 \times 10^{-4} \mathrm{~m}$$
B
$$6.3 \times 10^{-4} \mathrm{~m}$$
C
$$8.6 \times 10^{-4} \mathrm{~m}$$
D
$$5.8 \times 10^{-4} \mathrm{~m}$$
4
MHT CET 2021 20th September Evening Shift
+1
-0

In a single slit diffraction pattern, the distance between the first minimum on the left and the first minimum on the right is $$5 \mathrm{~mm}$$. The screen on which the diffraction pattern is obtained is at a distance of $$80 \mathrm{~cm}$$ from the slit. The wavelength used is 6000 $$\mathop A\limits^o$$. The width of the silt is

A
0.096 mm
B
0.576 mm
C
0.192 mm
D
0.384 mm
MHT CET Subjects
Physics
Mechanics
Optics
Electromagnetism
Modern Physics
Chemistry
Physical Chemistry
Inorganic Chemistry
Organic Chemistry
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Algebra
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Coordinate Geometry
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