Electronics and Communication Engineering - Networks Analysis and Synthesis - Discussion
Discussion Forum : Networks Analysis and Synthesis - Section 1 (Q.No. 43)
43.
A two branch parallel circuit has a 20 Ω resistance and 1 H inductance in one branch and a 100 μF capacitor in the second branch. It is fed from 100 V ac supply, at resonance, the input impedance of the circuit is
Answer: Option
Explanation:
At parallel resonance circuit impedance = .
Discussion:
3 comments Page 1 of 1.
Tamil said:
1 decade ago
At resonance only resistance.
(1)
Umair said:
1 decade ago
Please explain.
Pousia said:
9 years ago
At parallel resonance, circuit impedance = L / R C.
= 1 * 10^6 / 20 * 1OO.
~ hint: Cap = 10^6/100.
= 500.
= 1 * 10^6 / 20 * 1OO.
~ hint: Cap = 10^6/100.
= 500.
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