The diagram below illustrates an a.c.source of 50V(r.m.s.), \(\frac{100}{\pi}\)Hz connected in series with an inductor of inductor of inductance L and a resistor of resistance R. The current in the circuit is 2A and the p.d across L and R are 30V and 40V respectively. Calculate the average power dissipated in the circuit

a
100W
b
80W
c
60W
d
20W
e
10W
Explanation
Correct Option
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Badewole34
1 year ago
power = i²R
in the Resistor, there is a 40Volts across it,. then you calculate for the resistance R which is
V=IR
R=V/I
R=40/2
R=20Ω
then you calculate for your power 


