Meenal goel Asked a Question
August 22, 2020 12:14 pmpts 30 pts
pkease tell me 16th qsn of usp-6.also tell me some important formulae for diffraction grating
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  • Ruby negi Best Answer
    option c is correct...
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  • Chandra dhawan thankyou
    see attachment
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    Chandra dhawan
    see