A 220 volt 1000 watt bulb is connected across a 110 volt mains supply. the power consumed will be
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Answered by
41
........here is your answer......
P= V2/R
If V = 220 V we have
1000 W = 2202/R
R = 2202/1000 Ω = 48.4 Ω. This is the resistance of the bulb.
When V = 110 V, power consumed = V2/R = 1102 /48.4 = 250 W........
P= V2/R
If V = 220 V we have
1000 W = 2202/R
R = 2202/1000 Ω = 48.4 Ω. This is the resistance of the bulb.
When V = 110 V, power consumed = V2/R = 1102 /48.4 = 250 W........
AkashHuMay:
plz mark it as brainlist ans
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Answered by
1
The power consumed will be. P=V2R=(110)2×1000(220)2=10004=250W .
answer is 250
please mark as brainlist
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