Question

An electric bulb glows only when it is in *
(a) complete closed circuits
(b) Complete open circuits
(c) Do not connected in wires
(d) Connecting fuse filament​

Answer 1

Explanation:

Connecting fuse filament

Because the fuse and filaments are main in bulb glowing process.The bulb glows only when current flows through the circuit. An electric bulb may fuse due to many reasons. One reason for a bulb to fuse is a break in its filament. A break in the filament of an electric bulb means a break in the path of the current between the terminals of the electric cell.

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