AdmitMe
Physics · Conduction of electricity through liquids and gases

PhysicsConduction of electricity through liquids and gasesWAEC

A fluorescent tube produces light by

Show answer

Answer: B. an electric discharge through a gas at low pressure

Ionised gas at low pressure gives off ultraviolet that the coating turns into visible light.

An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.

Discussion

Ask about a step, share a shortcut, or explain it your way. Be kind; no links.

No comments yet. Be the first to explain it.

More Conduction of electricity through liquids and gases questions