Chapter 5 EC

What type of filter passes low frequencies while attenuating high frequencies?

• Notch filter

• Low-pass filter

• High-pass filter

• Band-pass filter

Which component is NOT typically found in a passive filter?

• Resistor

• Capacitor

• Inductor

• Operational amplifier

What is the primary function of a band-pass filter?

• Pass all frequencies

• Pass only high frequencies

• Pass a specific range of frequencies

• Block all frequencies

In an active filter, which component is essential for amplification?

• Resistor

• Capacitor

• Inductor

• Operational amplifier

What does a high-pass filter do?

• Passes low frequencies

• Attenuates high frequencies

• Blocks low frequencies

• Passes all frequencies

Which of the following is a characteristic of passive filters?

• Higher complexity

• Require external power

• Use operational amplifiers

• Limited gain

What is the cut-off frequency in a filter?

• The maximum frequency a filter can handle

• The frequency at which all signals are blocked

• The frequency at which the filter starts to pass signals

• The frequency at which the filter is most efficient

Which filter allows signals from 0Hz to its cut-off frequency?

• Low-pass filter

• Band-pass filter

• Notch filter

• High-pass filter

What is the role of capacitors in filters?

• Block high frequencies

• Provide resistance

• Store electrical energy

• Amplify signals

What type of filter is created by connecting a low-pass filter with a high-pass filter?

• Low-pass filter

• Band-stop filter

• Band-pass filter

• High-pass filter