When the frequency of the voltage applied to a series RC circuit is de – McqOptions

MCQOPTIONS

1.	When the frequency of the voltage applied to a series RC circuit is decreased, the impedance
A.	increases
B.	decreases
C.	remains the same
D.	doubles
Answer» B. decreases

Discussion

No Comment Found

Related MCQs

A resistor and a capacitor are in series across a 20 V ac source. Circuit impedance is 4.33 k ohm. Current flow in the circuit is
A 47 ohm resistor and a capacitor with a capacitive reactance of 120 ohm are in series across an ac source. What is the circuit impedance, Z?
In the complex plane, the number 4 j3 is located in the
Point 4 on the complex plane is
If the maximum value of a current of a circuit is 1 Amp (sinusoidal wave), what is the R.M.S value....
A 2 k ohm resistor is in series with a 0.015 F capacitor across a 15 kHz ac source. What is the magnitude of the total impedance and the phase angle?
A 47 resistor and a capacitor with 150 of capacitive reactance are in series across an ac source. The impedance, expressed in rectangular form, is
When the frequency of the voltage applied to a series RC circuit is decreased, the impedance
A capacitor with 150 of capacitive reactance is across an ac source. The impedance, expressed in polar form, is
A 120 resistor is in parallel with a capacitor with a capacitive reactance of 40 . Both components are across a 12 V ac source. What is the magnitude of the total impedance?