Circuits II SA2

A band pass filter passes?

• only high frequencies

• only low frequencies

• a narrow band around one frequency

• everything except one frequency.

A band stop filter passes?

• Only low frequencies

• Only hi frequencies

• a narrow band around one frequency

• everything except a narrow band around one frequency

What is the filter pictured?

• Hi pass

• Low pass

• Fish tank filter

• mustang air filter

What is the picture filter type?

• Hi pass

• Low pass

• 40 yard slant route pass

• make a pass at a pretty girl

What is a band pass filters q factor?

• The relative quality or 'size' of the bandwidth

• The relative quotient of frequency response over impedance

• The relative quantity of eggs that break in a dozen when you drop the crate

If an AC voltage is applied to an LCR circuit, which of the following is true?

• I and V are out of phase with each other in R.

• I and V are in phase in L while in C, they are out of phase.

• I and V are out of phase in both C and L.

• I and V are out of phase in L and in phase in C.

Choose the correct statement.

• In a dc circuit the inductor can conduct but not a capacitor.

• In dc circuit both the inductor and capacitor cannot conduct.

• The inductor has infinite resistance in a dc circuit.

• In a dc circuit capacitor has zero resistance

The reactance of a capacitor C is Xc. If both the frequency and capacitance be doubled, then new reactance will be

• Xc

• 2Xc

• 4Xc

The phase relationship between current and voltage in a pure resistive circuit is best represented by

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Which of the following graphs represents the correct variation of inductive reactance XL with frequency u?

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