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
• a) True
• b) False
Q.3
• 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
• 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