18 Questions
What is the frequency at which resonance occurs in the circuit?
221.1 Hz
What is the impedance at resonant condition in the circuit?
3 Ω
What principle does the metal detector at the airport work on?
Resonance in AC circuits
What is the power dissipated at resonance?
13.35 kW
What is the value of the root mean square (rms) current at resonance?
66.7 A
What is the formula to calculate the power dissipated in the circuit?
(Current)^2 * Resistance
What is the quantity ωL, analogous to resistance, called in the text?
Inductive reactance
What is the dimension of inductive reactance?
ohm (Ω)
In a purely inductive circuit, what limits the current?
Inductive reactance
In a series LCR circuit, what does the inductive reactance depend on?
Both inductance and frequency
When comparing the source voltage and current in an inductor, how does the current relate to the voltage?
Current lags the voltage by π/2
Does an inductor consume power like a resistance?
No, an inductor does not consume power
What law is represented by Equation (7.3) in the text?
Ohm's law
In a pure resistor, what can be said about the voltage and current?
Both reach zero, minimum, and maximum values at the same time
What does Equation (7.2) in the text represent?
Relationship between current amplitude, voltage amplitude, and resistance in a circuit
Which electrical quantity is affected by i^2R according to the text?
Power
What does the fact that both voltage and current reach zero, minimum, and maximum values at the same time indicate?
The circuit has a pure resistor
Which law is applied to find the value of current through the resistor in the text?
Kirchhoff's loop rule
This quiz covers calculations related to resonance frequency and power dissipation in a circuit. Topics include finding resonance frequency, impedance at resonance, rms current at resonance, and power dissipation. Test your understanding of these concepts with this quiz.
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