A circuit tuned to a frequency of 1.5 MHz and having an effective capacitance of 150 pF. In this circuit, the current falls to 70.7 % of its resonant value. The deviates from the resonant frequency are 5 kHz. Effective resistance of the circuit is?
A. 2 Ω
B. 3 Ω
C. 5.5 Ω
D. 4.7 Ω
Answer:D
A circuit tuned to a frequency of 1.5 MHz and having an effective capacitance of 150 pF. In this circuit, the current falls to 70.7 % of its resonant value. The deviates from the resonant frequency are 5 kHz. Effective resistance of the circuit is?
A. 2 Ω B. 3 Ω C. 5.5 Ω D. 4.7 Ω