An RLC series. circuit remains predominantly inductive

An RLC series. circuit remains predominantly inductive

by

2 Answers

Answer :

An RLC series. circuit remains predominantly inductive above resonance frequency.

by
by
Please explain it.

Answer :

Above resonance frequency
by

Related questions

In series RLC circuit at resonant a) Voltage is in phase with current b) Current is maximum c) Inductive reactance = Capacitive reactance d) All of the above

Description : In series RLC circuit at resonant a) Voltage is in phase with current b) Current is maximum c) Inductive reactance = Capacitive reactance d) All of the above

Last Answer : Ans: All of the above

In parallel RLC resonance circuit at resonance the current will be

Description : In parallel RLC resonance circuit at resonance the current will be  (1) Minimum (2) Maximum (3) Zero (4) Infinite

Last Answer : In parallel RLC resonance circuit at resonance the current will be Minimum 

Why is the RLC series circuit called an acceptor circuit?

Description : Why is the RLC series circuit called an acceptor circuit?

Last Answer : The series RLC circuit exhibits minimum resistance at resonance.This means an input at the resonant frequency will see maximumcurrent in that RLC circuit. Put another way, the RLC circuit issaid to ... the current of an input signal when that signalequals the resonant frequency of the RLC circuit.

In a series-RLC circuit, what is the condition of the circuit if there is high impedance, low current, and low reactance voltages

Description : In a series-RLC circuit, what is the condition of the circuit if there is high impedance, low current, and low reactance voltages

Last Answer : Nonresonant (circuit is either above or below resonance)

Derive an expression for resonant frequency of series RLC circuit.

Description : Derive an expression for resonant frequency of series RLC circuit.

Last Answer : At resonance frequency in RLC series circuit, we have inductive reactance is equal to capacitive reactance i.e.  Where fr is the resonant frequency in RLC series circuit. 

The loop equation for a series RLC circuit gives

Description : The loop equation for a series RLC circuit gives

Last Answer : The loop equation for a series RLC circuit gives

Define active power and reactive power for RLC series circuit.

Description : Define active power and reactive power for RLC series circuit.

Last Answer : Active Power (P): Active power (P) is given by the product of voltage, current and the cosine of the phase angle between voltage and current.  Unit: watt (W) or kilo-watt (kW) or Mega-watt ... volt-ampere-reactive (VAr), or kilo-volt-ampere-reactive (kVAr) or Mega-voltampere-reactive (MVAr) 

Consider the following statements with respect to a high Q, series RLC circuit under resonance

Description : Consider the following statements with respect to a high Q, series RLC circuit under resonance 1. The voltage across R is equal to the applied voltage 2. The voltage across L and C are zero 3 ... in magnitude 4. The voltage accross L and C are maximum Which of these statements are correct?

Last Answer : Consider the following statements with respect to a high Q, series RLC circuit under resonance 1. The voltage across R is equal to the applied voltage 2. The voltage across L and C are zero 3. ... The voltage accross L and C are maximum Which of these statements are correct? 1,3 and 4

In a series RLC circuit at resonance, the magnitude of the voltage developed across the capacitor

Description : In a series RLC circuit at resonance, the magnitude of the voltage developed across the capacitor  A) Is always zero B) Can never be greater than the input voltage C) Can be greater than the input ... input voltage D) Can be greater than the input voltage, and is in phase with the input voltage

Last Answer : In a series RLC circuit at resonance, the magnitude of the voltage developed across the capacitor Can be greater than the input voltage, however, it is 90° out of phase with the input voltage 

In a series RLC circuit operating below the resonant frequency the current

Description : In a series RLC circuit operating below the resonant frequency the current  (a) I leads Vs (b) I lags Vs (c) I is in Phase with Vs (d) None of these

Last Answer : In a series RLC circuit operating below the resonant frequency the current  I leads Vs 

In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage

Description : In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C?

Last Answer : In an ac series RLC circuit, the voltage across R and L is 20 V; voltage across L and C is 9 V and voltage across RLC is 15 V. What is the voltage across C? 7 V

A DC voltage source is connected across a series RLC circuit. Under steady-state conditions, the applied DC

Description : A DC voltage source is connected across a series RLC circuit. Under steady-state conditions, the applied DC voltage drops entirely across the

Last Answer : A DC voltage source is connected across a series RLC circuit. Under steady-state conditions, the applied DC voltage drops entirely across the C only

In a series RLC high Q circuit, the current peaks at a frequency

Description : In a series RLC high Q circuit, the current peaks at a frequency  (1) equal to the resonant frequency (2) greater than the resonant frequency (3) less than the resonant frequency (4) equal to half the resonant frequency

Last Answer : In a series RLC high Q circuit, the current peaks at a frequency equal to the resonant frequency

The Q factor of a coil at resonant frequency 1.5 MHz of an RLC series circuit is 150. The Bandwidth is : -

Description : The Q factor of a coil at resonant frequency 1.5 MHz of an RLC series circuit is 150. The Bandwidth is : - a) 225 MHz b) 1.06 MHz c) 10 KHz d) 10 MHz

Last Answer : The Q factor of a coil at resonant frequency 1.5 MHz of an RLC series circuit is 150. The Bandwidth is : - 10 KHz

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

Description : 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

Last Answer : In a series RLC circuit that is operating above the resonant frequency, the current : - lags the applied voltage

A series RLC circuit has a resonant frequency of 1 KHz and a quality factor Q = 100. If each of the R,L and C...

Description : A series RLC circuit has a resonant frequency of 1 KHz and a quality factor Q = 100. If each of the R,L and C is doubled from its original value, the new Q of the circuit is:  (1) 25 (2) 50 (3) 100 (4) 200

Last Answer : A series RLC circuit has a resonant frequency of 1 KHz and a quality factor Q = 100. If each of the R,L and C is doubled from its original value, the new Q of the circuit is: 200.

A series RLC circuit has a resistance of 50 , inductance of 0.4H and a...

Description : A series RLC circuit has a resistance of 50 , inductance of 0.4H and a capacitor of 10µF. The circuit is connected across a 100V supply. The resonance frequency and the current through the resistance are 

Last Answer : A series RLC circuit has a resistance of 50 , inductance of 0.4H and a capacitor of 10µF. The circuit is connected across a 100V supply. The resonance frequency and the current through the resistance are 500 rad/s and 2A.

When a d.c source is switched is purely inductive, the current response is?

Description : When a d.c source is switched is purely inductive, the current response is?

Last Answer : Increase exponentially and reach a constant value

With 100 % inductive shunt compensation, the voltage profile is flat for?

Description : With 100 % inductive shunt compensation, the voltage profile is flat for?

Last Answer : With 100 % inductive shunt compensation, the voltage profile is flat for zero loading of line.

An AC circuit has a capacitive reactance of 30 ohms in addition to an inductive reactance of 40 ohms connected in series. What is the reactance of the circuit? A. 8.37 ohms B. 10.00 ohms C. 50.00 ohms D. 70.00 ohms

Description : An AC circuit has a capacitive reactance of 30 ohms in addition to an inductive reactance of 40 ohms connected in series. What is the reactance of the circuit? A. 8.37 ohms B. 10.00 ohms C. 50.00 ohms D. 70.00 ohms

Last Answer : Answer: B

The combined effect of inductive reactance, capacitive reactance, and resistance in an AC series circuit is known as _____________. A. reactance B. total reactance C. impedance D. resonance

Description : The combined effect of inductive reactance, capacitive reactance, and resistance in an AC series circuit is known as _____________. A. reactance B. total reactance C. impedance D. resonance

Last Answer : Answer: C

What is the reactance property at the input of a shorted quarter wavelength line? A. A parallel LC circuit B. A pure inductive reactance C. A series LC circuit D. A pure capacitive reactance

Description : What is the reactance property at the input of a shorted quarter wavelength line? A. A parallel LC circuit B. A pure inductive reactance C. A series LC circuit D. A pure capacitive reactance

Last Answer : A. A parallel LC circuit

To a highly inductive circuit, a small capacitance is added in series. The angle between voltage and current

Description :  To a highly inductive circuit, a small capacitance is added in series. The angle between voltage and current will _____.

Last Answer :  To a highly inductive circuit, a small capacitance is added in series. The angle between voltage and current will decrease.

Why is the current behind the voltage in the RLC circuit ?

Description : Why is the current behind the voltage in the RLC circuit ?

Last Answer : Inductance prevents any change in current or flux. So the current stays behind the voltage.

In what ways can RLC be solved in parallel circuit ?

Description : In what ways can RLC be solved in parallel circuit ?

Last Answer : Answer : vector or phaser method , admixture method , vector algebra method , equivalent impedance method.

A parallel RLC circuit has the node equation Determine v(t) using the phasor method.

Description : A parallel RLC circuit has the node equation Determine v(t) using the phasor method.

Last Answer : A parallel RLC circuit has the node equation Determine v(t) using the phasor method.

In an RLC parallel circuit, the impedance at resonance is

Last Answer : In an RLC parallel circuit, the impedance at resonance is Maximum.

What does it mean when an RLC circuit is at resonance?

Last Answer : When the total impendance equals  supply frequency.

When the voltage remains constant, and the resistance increases in a series circuit, current flow _____________. A. decreases B. remains the same C. increases D. increases by the square

Description : When the voltage remains constant, and the resistance increases in a series circuit, current flow _____________. A. decreases B. remains the same C. increases D. increases by the square

Last Answer : Answer: A

When the voltage remains constant and the resistance is increased in a series circuit, the flow of current _____________. A. increases by the square of the original value B. increases C. remains the same D. decreases

Description : When the voltage remains constant and the resistance is increased in a series circuit, the flow of current _____________. A. increases by the square of the original value B. increases C. remains the same D. decreases

Last Answer : Answer: D

An AC circuit has capacitance arranged in series. If the line voltage remains constant, the capacitive reactance value can be varied by changing the _____________. A. line frequency B. resistance C. number of commutating poles D. number of interpoles

Description : An AC circuit has capacitance arranged in series. If the line voltage remains constant, the capacitive reactance value can be varied by changing the _____________. A. line frequency B. resistance C. number of commutating poles D. number of interpoles

Last Answer : Answer: A

Series capacitors are used to (a) compensate for line inductive reactance (b) compensate for line capacitive reactance (c) improve line voltage (d) none of the above

Description : Series capacitors are used to (a) compensate for line inductive reactance (b) compensate for line capacitive reactance (c) improve line voltage (d) none of the above

Last Answer : (a) compensate for line inductive reactance

Hybrid ARQ is part of the ____________ layer. a) PDCP b) RLC c) MAC d) PHY

Description : Hybrid ARQ is part of the ____________ layer. a) PDCP b) RLC c) MAC d) PHY

Last Answer : c) MAC

A universal RLC bridge uses?

Description : A universal RLC bridge uses?

Last Answer : A universal RLC bridge uses Maxwell Wein bridge for measurement of inductance and modified De Santy's bridge for measurement of capacitance.

The electrical diagram shown in the illustration is used to depict a/an ____________. EL-0015 A. resistance circuit B. inductive circuit C. stepdown circuit D. capacitive circuit

Description : The electrical diagram shown in the illustration is used to depict a/an ____________. EL-0015 A. resistance circuit B. inductive circuit C. stepdown circuit D. capacitive circuit

Last Answer : Answer: D

Voltage will always lead current in a/an ______________. A. capacitive circuit B. inductive circuit C. magnetic circuit D. resistive circuit

Description : Voltage will always lead current in a/an ______________. A. capacitive circuit B. inductive circuit C. magnetic circuit D. resistive circuit

Last Answer : Answer: B

Which of the following statements concerning AC circuits is correct? A. The power factor of a resistive circuit is always zero. B. True power in an inductive circuit always equals apparent power. C. Inductive reactance varies directly with the frequency and the inductance. D. Total opposition to the flow of alternating current depends upon the amount of reactive power.

Description : Which of the following statements concerning AC circuits is correct? A. The power factor of a resistive circuit is always zero. B. True power in an inductive circuit always equals apparent power. ... . D. Total opposition to the flow of alternating current depends upon the amount of reactive power.

Last Answer : Answer: C

In an AC circuit, the inductive reactance of a coil varies with the _______________. A. resistance of the circuit B. frequency of the circuit C. voltage of the circuit D. current of the circuit

Description : In an AC circuit, the inductive reactance of a coil varies with the _______________. A. resistance of the circuit B. frequency of the circuit C. voltage of the circuit D. current of the circuit

Last Answer : Answer: B

AC circuits develop resistance, inductance, and capacitance. The inductive reactance of a circuit is expressed in _____________. A. ohms B. mhos C. henrys D. farads

Description : AC circuits develop resistance, inductance, and capacitance. The inductive reactance of a circuit is expressed in _____________. A. ohms B. mhos C. henrys D. farads

Last Answer : Answer: A

The unit of apparent power in a purely inductive circuit is called the _____________. A. kva B. var C. emf D. watt

Description : The unit of apparent power in a purely inductive circuit is called the _____________. A. kva B. var C. emf D. watt

Last Answer : Answer: B

The apparent power in a purely inductive circuit is also known as _____________. A. true power B. lead power C. induced power D. reactive power

Description : The apparent power in a purely inductive circuit is also known as _____________. A. true power B. lead power C. induced power D. reactive power

Last Answer : Answer: D

The purpose of the capacitor within component 'B' of the circuit shown in the illustration is to ____________. EL-0081 A. prolong the life of the component's contacts B. discharge the neon within the envelope C. counteract the inductive reactance in the circuit D. store power to operate the circuit should 'D' open

Description : The purpose of the capacitor within component 'B' of the circuit shown in the illustration is to ____________. EL-0081 A. prolong the life of the component's contacts B. discharge the neon within ... the inductive reactance in the circuit D. store power to operate the circuit should 'D' open

Last Answer : Answer: A

For an Resistive Load and Inductive load considered for switching operation of circuit breaker, Switching of which load is difficult and Why?

Description : For an Resistive Load and Inductive load considered for switching operation of circuit breaker, Switching of which load is difficult and Why?

Last Answer : In case of switching resistive load, current and voltage will be in phase i.e,when during current zero voltage also will be zero in case of resistive load. Hence the voltage at the ... maximum. This results in re-striking of arc once again. Therefore switching inductive load will be difficult

Arc in a circuit behaves as (a) a capackive reactance (b) an inductive reactance (c) a resistance increasing with voltage rise across the arc (d) a resistance decreasing with voltage rise across the arc

Description : Arc in a circuit behaves as (a) a capackive reactance (b) an inductive reactance (c) a resistance increasing with voltage rise across the arc (d) a resistance decreasing with voltage rise across the arc

Last Answer : (d) a resistance decreasing with voltage rise across the arc

With the help of waveforms and phasor diagrams, show the phase relationship between voltage and current in pure inductive circuit.

Description : With the help of waveforms and phasor diagrams, show the phase relationship between voltage and current in pure inductive circuit.

Last Answer : Phasor Diagram:  

Briefly explain how the power factor of an inductive circuit can be improved.

Description : Briefly explain how the power factor of an inductive circuit can be improved.

Last Answer : As we know that power factor should be corrected to ensure that the current supplied is cost friendly. Meaning the power factor should be around one but not greater than one(0.8-0.9) in a ... an inductive circuit due to the inductive reactance which oppose the change of current in the ac circuit. 

A 200 V, 50 Hz inductive circuit takes a current of 10 A at 30 degree lagging pf, what is the inductive ...

Description : A 200 V, 50 Hz inductive circuit takes a current of 10 A at 30 degree lagging pf, what is the inductive reactance of the circuit?  (A) 17.8 Ω (B) 100 Ω (C) 178 Ω (D) 10 Ω 

Last Answer : D

The average power in a pure inductive circuit is ___________.

Last Answer : The average power in a pure inductive circuit is 0.

In a pure inductive circuit _________.

Last Answer : In a pure inductive circuit The current lags applied voltage by 90 degree.

In a pure inductive circuit if the supply frequency is reduced to 1/2, the current will?

Description : In a pure inductive circuit if the supply frequency is reduced to 1/2, the current will?

Last Answer : In a pure inductive circuit if the supply frequency is reduced to 1/2, the current will be doubled.