A thin wire that gives off light in a bulb is called __________.
conductor
switch
insulator
filament
A thin wire that gives off light in a bulb is called filament of the bulb.
The thin wire that gives off the light in a bulb is known as a filament .
Question 6
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.
When electric current passes through the filament of a bulb, it gives off:
A. Sound
B. Heat
C. Magnetism
D. Light