Critical angle depends on:
Anonymous Quiz
34%
A. Only angle of incidence
18%
B. Only refractive index
6%
C. Wavelength of light
42%
D. Both B and C
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In refraction through a rectangular glass slab, the emergent ray is:
Anonymous Quiz
51%
A. Parallel to incident ray
28%
B. Perpendicular to incident ray
13%
C. Along the normal
9%
D. Totally reflected
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Which optical device uses a convex lens?
Anonymous Quiz
27%
A. Microscope
22%
B. Telescope
5%
C. Camera
46%
D. All of these
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In Young’s Double Slit Experiment (YDSE), if the wavelength of light is doubled, the fringe width will be:
Anonymous Quiz
29%
A. Halved
48%
B. Doubled
15%
C. Same
9%
D. Reduced to one-fourth
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