If a light is incident on a grating with 5000 lines/cm, then the angul – McqOptions

MCQOPTIONS

1.	If a light is incident on a grating with 5000 lines/cm, then the angular separation of the two lines (5000 and 5006 ) in first order spectrum is ______
A.	0.01
B.	0.02
C.	0.03
D.	0.04
Answer» C. 0.03

Discussion

No Comment Found

Related MCQs

A grating has 16000 per inch over a length of 5 inches. What will be the smallest wavelength difference for a light of wavelength 6000 ?
What is the minimum number of lines per cm in a 2.5 cm wide grating spectrum which will just resolve two sodium lines (5890 and 5896 ) in the first order spectrum?
Light is incident normally on a grating of width 5 X 10<sup>-3</sup> m with 2500 lines. What is the resolving power of the grating in the second order spectrum?
If a light is incident on a grating with 5000 lines/cm, then the angular separation of the two lines (5000 and 5006 ) in first order spectrum is ______
The resolving power of a grating is directly proportional to grating constant.
Our eyes see two objects as separate, only if the angle subtended by them at the eye is greater than _________
The resolving power of a grating is inversely proportional to the wavelength of the incident light.
What is the SI unit of the Resolving power of a plane transmission grating?
Which of the following is the correct expression for the resolving power of a grating?