230 V 50HZ
A. C
from
20 & resistance and 30mH inductance
Connectal in series and the circuit is
find
from
supply
& Reactance across the inductance
") voltage across the resistance
iii) voltage
iv) reactive and active power
s
across the inductance
apparent power
v) Power factor
Answers
Answered by
1
Answer:
20 & resistance and 30mH inductance
Connectal in series and the circuit is
find
from
supply
& Reactance across the inductance
") voltage across the resistance
iii) voltage
iv) reactive and active power
s
across the inductance
apparent power
v) Power factor
Answered by
2
Answer:
V1 = 220V
P1 = 60W
V2= 180V
P2= ?
V3= 240V
P3=?
Firstly let us calculate the resistance of bulb. Resistance will be constant in each case.
P1 =V1²/R
60= 220²/R
R= 220²/60
= 806.6R
P2= V2²/R
= 180²/806.6
= 40W
P3= V3²/R
= 240²/806.6
= 71W
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