Question

If the broken filament of a bulb is rejoined and lighted, what happens to the power of the bulb?

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Answer 1

Answer:

hey frnd

Explanation:

The brigthtness will be brighter, usually for a short time, until the filament fails, because of over-voltage, as the rejoined filament is shorter as the applied voltage is still the same.

i hope it helps you

Answer 2

Answer:

It will glow but after few minutes it blast because oxygen reacts with the heat of filament