The fluorescent light bulb contains ________state in it.

liquid

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solid

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gaseous

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plasma

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Solution

The correct option is D
plasma

The plasma state consists of super energetic and super excited particles. These particles are in the form of ionized gases. Aurora Borealis is a phenomenon, where the particles in atmosphere get excited due to radiation from the sun and get ionized. The fluorescent tube and neon sign bulbs also consist of plasma. Inside a neon sign bulb, there is neon gas and inside a fluorescent tube, there is helium gas or some other gas.

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