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please answer Calculate the number of electrons required to to produce radiation at 590 nm, N59 having Iinewidth 50 nm, from a solid rod containing

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Calculate the number of electrons required to to produce radiation at 590 nm, N59" having Iinewidth 50 nm, from a solid rod containing N, = 2 x 103 anon-mt:3 at room temperature (30C). Then determine the percentage of excited electron at 3000C in order to produce a radiation in the same spectrum range. [14 marks]

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