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Two electric bulbs, each designed to operate with a power of 500 W in 220 V line are connected in series in a 110 V line. The power generated by each bulb will be

a)

31.25 W

b)

40 W

c)

60 W

d)

3.125 W



Question ID - 151500 | SaraNextGen Top Answer

Two electric bulbs, each designed to operate with a power of 500 W in 220 V line are connected in series in a 110 V line. The power generated by each bulb will be

a)

31.25 W

b)

40 W

c)

60 W

d)

3.125 W

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

Resistance of each bulb / .

When connected in series total resistance of bulbs

Current in each bulb , ;

Power generated by each bulb

31.25 W

127 votes


127