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Quiz 1
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Q.1
Light utilization efficiency of prism and grating respectively is _________
a) High and High
b) High and Low
c) Low and High
d) Low and Low
Q.2
Wavelength dependency for dispersion is constant for a prism.
a) True
b) False
Q.3
The spectrum observed for a grating is much purer than a prism.
a) True
b) False
Q.4
The relationship between the angle of diffraction of violet, θv, and the angle of diffraction for red, θr, for a grating, is ________
a) θv > θr
b) θv < θr
c) θv = θr
d) No relationship
Q.5
How many spectrums can be achieved by grating and a prism respectively?
a) 1 and 1
b) More than 1 and 1
c) 1 and More than 1
d) More than 1 and More than 1
Q.6
The wavelength range for a grating is _______
a) 200 nm – 400 nm
b) 400 nm – 800 nm
c) 800 nm – 1200 nm
d) 200 – 800 nm
Q.7
The phenomenon used for obtaining grating spectra is diffraction. Which phenomenon is used for obtaining prism spectra?
a) Diffraction
b) Interference
c) Scattering
d) Dispersion
Q.8
Identify X and Y.
a) X: Grating Y: Prism
b) X: Prism Y: Grating
c) X: Grating Y: Slit
d) X: Slit Y: Grating
Q.9
Which of the following lines represent the resolution of a prism?
a) X
b) Y
c) Z
d) None
Q.10
Do the spectra observed by grating and prism depends on the nature of the material?
a) Yes for both
b) Yes for grating
c) Yes for prism
d) No for both
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