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