Question
Physics Question on Electromagnetic waves
An inductor of inductance L, a capacitor of capacitance C and a resistor of resistance ‘R’ are connected in series to an ac source of potential difference ‘V’ volts as shown in the figure. The potential difference across L, C and R is 40 V, 10 V and 40 V, respectively. The amplitude of current flowing through LCR series circuit is 10√2 A. The impedance of the course is
A
5 Ω
B
4√2 Ω
C
5√2 Ω
D
4 Ω
Answer
5 Ω
Explanation
Solution
The correct answer is option (A): 5 Ω