An electric bulb is inscripted as 100W and 110V line, what will be its resistance?
A-11
B-100
C-121
D-210
Answers
Answered by
0
resistance is 121 ohm because W=V^2/R
100=110x110/R
R=121ohm
100=110x110/R
R=121ohm
Answered by
0
C 121 ohm
As P= V * V/R
R = V*V/P
Now , V= 110 volt
P= 100 watt
so R = 110*110/100
R= 121 ohm
As P= V * V/R
R = V*V/P
Now , V= 110 volt
P= 100 watt
so R = 110*110/100
R= 121 ohm
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