Sudarshan Asked a Question
April 10, 2020 2:18 pmpts 30 pts
What is the minimum number of grating lines needed to separate the D, and D, lines of a sodium vapour lamp? (A) 1000 (B) 10000 (C)500 (D) 1500
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  • Somnath thankyou
    See the attached file.
    • cropped153216366215274218.jpg
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  • Abhishek singh Best Answer
    Option A.
    • cropped1118247335739297751.jpg
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