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Questions and Answers
What type of circuit is the 'Aviation Australia Simple series band-pass (A) View (B)'?
What type of circuit is the 'Aviation Australia Simple series band-pass (A) View (B)'?
- Parallel-LC circuit (correct)
- Series-LC circuit
- Parallel-resonant circuit
- Series-resonant circuit
If the parallel LC circuit is tuned to the same frequency as the series LC circuit, what will it provide a path for?
If the parallel LC circuit is tuned to the same frequency as the series LC circuit, what will it provide a path for?
- No currents, as the parallel LC circuit will block all frequencies
- All currents having frequencies outside the limits of the frequency band passed by the series-resonant circuit (correct)
- All currents having frequencies inside the limits of the frequency band passed by the series-resonant circuit
- Only the resonant frequency of the series LC circuit
What type of impedance does a series LC resonant circuit offer at resonance?
What type of impedance does a series LC resonant circuit offer at resonance?
- Maximum impedance
- Infinite impedance
- Constant impedance
- Minimum impedance (correct)
What type of impedance does a parallel LC resonant circuit offer at resonance?
What type of impedance does a parallel LC resonant circuit offer at resonance?
What is the simplest type of band-pass filter formed by?
What is the simplest type of band-pass filter formed by?
What are the upper and lower frequency limits of the filter action called?
What are the upper and lower frequency limits of the filter action called?
What is the main advantage of an LCR circuit?
What is the main advantage of an LCR circuit?
In a series resonant circuit, what is the impedance at resonance?
In a series resonant circuit, what is the impedance at resonance?
What is the purpose of a tuner in a TV or radio set?
What is the purpose of a tuner in a TV or radio set?
In a parallel resonant circuit (tank circuit), what is the impedance at resonance?
In a parallel resonant circuit (tank circuit), what is the impedance at resonance?
What do series resonant circuits offer at frequencies other than the resonant frequency?
What do series resonant circuits offer at frequencies other than the resonant frequency?
What do parallel resonant circuits offer at frequencies other than the resonant frequency?
What do parallel resonant circuits offer at frequencies other than the resonant frequency?
Which of the following is NOT one of the four basic types of filters?
Which of the following is NOT one of the four basic types of filters?
What is the term used to refer to the dividing line between low and high frequencies in a low-pass filter?
What is the term used to refer to the dividing line between low and high frequencies in a low-pass filter?
Which of the following statements about high-pass filters is true?
Which of the following statements about high-pass filters is true?
Which component is responsible for reproducing low frequencies in a good set of speakers?
Which component is responsible for reproducing low frequencies in a good set of speakers?
What does the term 'band' refer to in the context of filters?
What does the term 'band' refer to in the context of filters?
What is the purpose of a filter card in an amplifier?
What is the purpose of a filter card in an amplifier?
What happens to signals in high-pass filters above the cut-off frequency?
What happens to signals in high-pass filters above the cut-off frequency?
What is the attenuation at the cut-off frequency for high-pass filters?
What is the attenuation at the cut-off frequency for high-pass filters?
How does the attenuation change at lower frequencies below the cut-off frequency in high-pass filters?
How does the attenuation change at lower frequencies below the cut-off frequency in high-pass filters?
What components are high-pass filters made of?
What components are high-pass filters made of?
How is the output voltage from high-pass filters obtained?
How is the output voltage from high-pass filters obtained?
What is the role of the resistor in high-pass filters?
What is the role of the resistor in high-pass filters?
What are the two basic configurations for a band-pass filter?
What are the two basic configurations for a band-pass filter?
What is the purpose of a band-pass filter?
What is the purpose of a band-pass filter?
How does a series LC circuit act as a band-pass filter?
How does a series LC circuit act as a band-pass filter?
What is the purpose of a band-stop filter?
What is the purpose of a band-stop filter?
What is a common characteristic of both band-pass and band-stop filters?
What is a common characteristic of both band-pass and band-stop filters?
How are band-pass and band-stop filters related?
How are band-pass and band-stop filters related?
What happens to the output voltage in an RC low-pass filter as the frequency increases?
What happens to the output voltage in an RC low-pass filter as the frequency increases?
In an RL low-pass filter, what happens to the inductive reactance (XL) as frequency increases?
In an RL low-pass filter, what happens to the inductive reactance (XL) as frequency increases?
At low frequencies, what component in an RL low-pass filter has most of the input voltage appearing across it?
At low frequencies, what component in an RL low-pass filter has most of the input voltage appearing across it?
What is the trend of capacitive reactance (XC) in an RC low-pass filter as frequency increases?
What is the trend of capacitive reactance (XC) in an RC low-pass filter as frequency increases?
In an RC low-pass filter, what happens to the portion of voltage appearing across the capacitor as frequency increases?
In an RC low-pass filter, what happens to the portion of voltage appearing across the capacitor as frequency increases?
What characteristic defines the output of an RL low-pass filter at high frequencies?
What characteristic defines the output of an RL low-pass filter at high frequencies?
What is the main function of a low-pass filter?
What is the main function of a low-pass filter?
In a high-pass filter, what is the behavior of frequencies below the cut-off frequency?
In a high-pass filter, what is the behavior of frequencies below the cut-off frequency?
What type of frequencies does a band-pass filter allow to pass?
What type of frequencies does a band-pass filter allow to pass?
What is the role of a tweeter in a set of speakers known for accurate sound reproduction?
What is the role of a tweeter in a set of speakers known for accurate sound reproduction?
How are signals treated in a band stop filter?
How are signals treated in a band stop filter?
What is the defining characteristic of a mid-range speaker in a set of speakers?
What is the defining characteristic of a mid-range speaker in a set of speakers?
What condition must be met for a series or parallel circuit to be in resonance?
What condition must be met for a series or parallel circuit to be in resonance?
What happens to the circuit impedance of a series resonant circuit at resonance?
What happens to the circuit impedance of a series resonant circuit at resonance?
How can the resonant frequency of a series or parallel circuit be changed?
How can the resonant frequency of a series or parallel circuit be changed?
What is the purpose of a resonant circuit?
What is the purpose of a resonant circuit?
In a series resonant circuit, what happens to the inductive reactance (XL) as the frequency increases above the resonant frequency?
In a series resonant circuit, what happens to the inductive reactance (XL) as the frequency increases above the resonant frequency?
What is the relationship between the resonant frequency and the values of inductance (L) and capacitance (C) in a series or parallel circuit?
What is the relationship between the resonant frequency and the values of inductance (L) and capacitance (C) in a series or parallel circuit?
What is the purpose of a band-stop filter?
What is the purpose of a band-stop filter?
How does a band-stop filter differ from a band-pass filter?
How does a band-stop filter differ from a band-pass filter?
Which configuration does a band-stop filter use?
Which configuration does a band-stop filter use?
What do parallel LC circuits do in a band-stop filter?
What do parallel LC circuits do in a band-stop filter?
How does a series LC circuit behave in a band-stop filter?
How does a series LC circuit behave in a band-stop filter?
What characteristic curve appears in the Band-stop characteristic curve view?
What characteristic curve appears in the Band-stop characteristic curve view?
What is the main purpose of a band-pass filter?
What is the main purpose of a band-pass filter?
Which type of circuit does a band-pass filter use?
Which type of circuit does a band-pass filter use?
What does a band-pass filter do to frequencies outside its selected range?
What does a band-pass filter do to frequencies outside its selected range?
In a band-pass filter, what does the series LC circuit oppose the passage of?
In a band-pass filter, what does the series LC circuit oppose the passage of?
What characteristic do band-pass and band-stop filters share?
What characteristic do band-pass and band-stop filters share?
What effect does a band-pass filter have on frequencies outside the allowed range?
What effect does a band-pass filter have on frequencies outside the allowed range?
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