RLC Circuits and Resonance Online Test – Multiple Choice Questions and Answers

1. What is the Q (Quality factor) of a series circuit that resonates at 6 kHz, has equal reactance of 4 kilo-ohms each, and a resistor value of 50 ohms?

 
 
 
 

2. Which statement best describes reactance in a series RLC circuit?

 
 
 
 

3. When a full band of frequencies is allowed to pass through a filter circuit to the output, the resonant circuit is called a:

 
 
 
 

4. At any resonant frequency, what voltage is measured across the two series reactive components?

 
 
 
 

5. What would be the power factor for an RLC circuit that acts inductively?

 
 
 
 

6. Voltage lags current in an RLC circuit when it acts:

 
 
 
 

7. What effect will a parallel tank have upon final filter current?

 
 
 
 

8. Current in a series RLC circuit may always be used as:

 
 
 
 

9. If the bandwidth of a filter increases:

 
 
 
 

10. At any resonant frequency, what net voltage is measured across the two series reactive components?

 
 
 
 

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