Daily GK Quiz Game 85
Test #
85
[
26-Mar-2024
]
1.
How electric bulb emits light ?
a.
When the electric current passes through the filament, electrons are emitted. These electrons strike the glass bulb and produce light.
b.
When electric current passes through the filament, a continuous electric discharge takes place between the two filament wires. This electric discharge emits light.
c.
When current passes through the filament, it becomes white hot and, therefore, emits light.
d.
None of these.
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