If the value of C in a series RLC circuit is decreased, the resonant frequency increases

If the value of C in a series RLC circuit is decreased, the resonant frequency

A

Is not affected

B

Increases

C

Is reduced to zero

D

Decreases

When a series RLC circuit is operating at its resonant frequency:

A

capacitive reactance is greater than the inductive reactance

B

inductive reactance is greater than the capacitive reactance

C

inductive reactance is equal to the capacitive reactance

D

the difference between inductive and capacitive reactance is equal to the resistance

E

None of the above

In a series RLC circuit that is operating above the resonant frequency, the current

A

Lags the applied voltage

B

Leads the applied voltage

C

Is in phase with the applied voltage

D

Is zero

When operating below its resonant frequency, a series RLC circuit has the characteristics of a:

A

series RL circuit

B

series RC circuit

C

series RLC circuit operated above its resonant frequency

D

purely resistive circuit

E

None of the above

When operating above its resonant frequency, a series RLC circuit has the characteristics of a:

A

series RL circuit

B

series RC circuit

C

series RLC circuit operated below its resonant frequency

D

purely resistive circuit

E

None of the above

When a parallel RLC circuit is operating at its resonant frequency:

A

capacitive reactance is greater than the inductive reactance

B

inductive reactance is greater than the capacitive reactance

C

inductive reactance is equal to the capacitive reactance

D

the difference between inductive and capacitive reactance is equal to the resistance

E

None of the above

When operating above its resonant frequency, a parallel RLC circuit has the characteristics of a:

A

parallel RL circuit

B

parallel RC circuit

C

parallel RLC circuit operated above its resonant frequency

D

purely resistive circuit

E

None of the above

When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a:

A

parallel RL circuit

B

parallel RC circuit

C

parallel RLC circuit operated above its resonant frequency

D

purely resistive circuit

E

None of the above

In a parallel LC circuit, if the signal frequency is decreased below the resonant frequency, then ___________

A

XL decreases and XC increases

B

XL increases and XC decreases

C

Line current becomes minimum

D

None of the above

The bandwidth of a resonant filter is determined by the quality factor (Q) of the circuit and the resonant frequency.

A

True

B

False

If the value of C in a series RLC circuit is decreased, the resonant frequency increases

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