Science, asked by saketh2805, 11 months ago

A prominent yellow vapour line in spectrum of sodium vapour lamp has a wavelength of 590 nanometers what minimum accelerating power is needed to excite this line in an electron tube containing sodium vapour​

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Answered by sehangshu22
2

Explanation:

prominent yellow vapour line in spectrum of sodium vapour lamp ... of 590 nanometers what minimum accelerating power is needed ...

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