What is the highest order spectrum which may be seen with monochromatic light of wavelength 5000 A0by means of diffraction grating with 5000 lines/cm? A. 2 B. 4 C. 8 D. 16

What is the highest order spectrum which may be seen with monochromatic  light of wavelength 5000 A0by means of diffraction grating with 5000  lines/cm?
A. 2  
B. 4  
C. 8  
D. 16
by

1 Answer

Answer :

B. 4
by

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