Question

How is Tungsten Halogen lamp differs from normal Tungsten filament lamp used in absorption spectroscopy?

a.

It has a tungsten filament and is filled with inert gas

b.

Iodine is added to normal filling gas

c.

Iodine is coated on tungsten filament

d.

Iodine is added to inert gas

Answer: (b).Iodine is added to normal filling gas

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Q. How is Tungsten Halogen lamp differs from normal Tungsten filament lamp used in absorption spectroscopy?

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