An electore a bulb is created 220v
and loow. what is power
consumed by ut cohen operated
?
on loou ?
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1
Answer:
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Explanation:
Resistance of the bulb is given by,
R=
P
V
2
=
100
220
2
=484Ω
Power consumed by the bulb when operated on 110V,
P=
R
V
2
=
484
110
2
=25W
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