A grating gives no third-order spectrum for any part of the
A grating gives no third-order spectrum for any part of the visible spectrum (700 nm – 400 nm).
What is the least number of lines per centimetre for this grating?
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the average speed of a nitrogen molecule in air is about 669 ms and its mass is 443times10-26 kg if it takes
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a cylinder by a piston contains 250 mol of ideal oxygen at a pressure of 240 x 10nbspnbspnbsp 5 pa and a temperature of
a grating gives no third-order spectrum for any part of the visible spectrum 700 nm ndash 400 nmwhat is the least
a dentists drill starts from rest after 350 s of constant angular acceleration it turns at a rate of 24104 revmin1
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