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

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

 
 
 
 

2. 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?

 
 
 
 

3. If the bandwidth of a filter increases:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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