Concept explainers
The network of Fig. 21.56 has a supply with an internal resistance of 1 k
a. Find the resonant frequency.
b. Find the voltage across the tank circuit at resonance.
Fig. 21.56
c. Find the power delivered by the source at resonance.
d. Calculate the power lost in the tank coil due to the internal resistance, and compare that to the powerdelivered in part (c).
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