Question

Filament of a torch bulb is

• A. A metal case.
• B. Metal tip at the centre of the base
• C. Two thick wires
• D. A thin wire.

Answer 1

The correct option is D A thin wire.

Option (d) is the correct answer.

The Filament of a torch bulb is a thin wire which gives off light. It is fixed to two thicker wires which provides support to it.