Q: The minimum number of lines in a grating which will just resolve in the second order the lines whose wavelengths are 5890 respectively will be द्वितीय क्रम में, रेखाओं जिनकी तरंगदैर्घ्य क्रमशः 5890 तथा 5896 हैं, को ठीक विभेदित करने वाली ग्रेटिंग में न्यूनतम रेखाओं की संख्या होगी
A.
400
B.
429
C.
331
D.
491
Correct Answer:
Option D -
Explanations:
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