(A) 500 mm (X)
(B) 5 x 10-3 mm (X)
(C) 2 x 10-5 mm (X)
(D) 2 x 10-3 mm ()
Answers: A diffraction grating has 500 lines per mm. Its slit spacing or grating element will be equal to 2 x 10-3 mm.
(A) 500 mm (X)
(B) 5 x 10-3 mm (X)
(C) 2 x 10-5 mm (X)
(D) 2 x 10-3 mm ()
Answers: A diffraction grating has 500 lines per mm. Its slit spacing or grating element will be equal to 2 x 10-3 mm.
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