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1. |
In a deflection frequency meter working on the principles of electrical resonance, there are two parallel circuits. Each circuit consists of an inductance and a capacitance in series. One circuit has C1 = 1 μF, R1 = 100 Ω and is tuned to a frequency of f1 = 60 Hz. The other circuit has C2 = 1.5 μF, R2 = 100 Ω and is tuned to a frequency f2. The value of inductance in first circuit will be |
A. | 3.7 H |
B. | 7.05 H |
C. | 11.37 H |
D. | 11.82 H |
Answer» C. 11.37 H | |