Home Physics Current Electricity NEET Previous Year Question 40 electric bulbs are connected in series ac…
Physics Current Electricity NEET Previous Year Question MCQ (Single Correct)

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

A
more with 40 bulbs than with 39
B
more with 39 bulbs than with 40
C
equal in both the cases
D
in the ratio

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The correct answer is:
B

Since, the voltage is same for the two combinations, the resistance is less for 39 bulbs.

Hence the combination of 39 bulbs will glow more as current is more.

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