Question

40 electric bulbs are connected in series across a 220 V supply. After one bulb is fused the remaining 39 are connected

Answer 1

1.If the bulbs have equal potential difference then even 1 bulb is fused that does not affect very much because they are connected in series.
2. The electrical energy gets equally divided to bulbs and if a bulb is fused the electrical energy consumed by the fused bulb will pass on the consumption to 39 bulbs equally.

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Answer 2

Explanation:

Question :- 40 electric bulbs are connected in series across a 220 V supply. After one bulb is fused the remaining 39 are connected again in series across the same supply. The illumination will be?

Answer :- more with 39 bulb than with 40