Can you help by answering this question?

In a D.C. machine, short-circuited field coil will result in?

30 views
in Electrical Engineering by

In a circuit containing R, L and C, power loss can take place in?

1 Answer

0 votes
by

In a circuit containing R, L and C, power loss can take place in R only.

Related questions

1 answer 30 views

In a loss-free R-L-C circuit the transient current is?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
2 answers 36 views

The power factor at resonance in R-L- C parallel circuit is?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 17 views

In R-L-C series resonant circuit magnitude of resonance frequency can be changed by changing the value of?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 12 views

In a R-L-C circuit?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 61 views

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?

asked May 1, 2018 in Network Analysis by Shimroz123
2 answers 24 views

Magnitude of current at resonance in R-L-C circuit?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
0 answers 33 views

How can power loss be reduced?

asked Mar 10, 2018 in High voltage engineering by Quiz
1 answer 33 views

Why high voltage can reduce power loss?

asked Mar 10, 2018 in High voltage engineering by Quiz
1 answer 35 views

In a magnetic material hysteresis loss takes place primarily due to?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
0 answers 19 views

How do you calculate power loss?

asked Mar 10, 2018 in High voltage engineering by Quiz
1 answer 97 views

The apparent power drawn by an A.C. circuit is 10 kVA and active power is 8 kW. The reactive power in the circuit is?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 27 views

Corona loss in transmission lines can be reduced by (A) using small diameter conductors (B) using bundled conductors (C) using less spacing between conductors (D) increasing the transmission line voltage

asked Apr 28, 2018 in Power system by Shimroz123
1 answer 41 views

At full -load of a transformer, the iron loss and copper loss are 3000 W and 4000 W respectively. Then total loss at maximum efficiency is :  (A) 7000 W (B) 6000 W (C) 8000 W (D) 4000 W

asked Apr 30, 2018 in Electrical Engineering by Shimroz123
1 answer 32 views

The eddy current loss in a dc generator is 400 W at 40 Hz frequency of reversal and constant flux density. When frequency is increased to 50 Hz., eddy current loss is :  (A) 256 W (B) 320 W (C) 500 W (D) 625 W

asked Apr 30, 2018 in Switchgear And Protection by Shimroz123
1 answer 13 views

In an AC circuit, the voltage across R, L and C are 30 V, 60 V and 20 V respectively. The applied voltage is (A) 70 V (B) 50 V (C) 60 V (D) 100 V

asked May 12, 2018 in Electrical Engineering by Shimroz123
1 answer 22 views

A series R-L-C Circuit has a resonant frequency of 1000 Hz. If the values of R, L and C are doubled, the new resonant frequency is

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 320 views

What is the difference between eddy current and hysteresis loss?

asked Mar 15, 2018 in Electrical Engineering by Quiz
0 answers 26 views

A series R-L circuit is suddenly connected to d.c. voltage source of V volts. The current in this series circuit, just after the switch is closed, is equal to (1) Zero (2) V/L (3) V/C (4) V.L/C 

asked Apr 11, 2018 in Electrical Engineering by Shimroz123
1 answer 52 views

A 40 kVA transformer has a core loss of 400 W and a full load copper loss of 800 W. The proportion of full load at maximum efficiency is

asked May 8, 2018 in Electric Power Transmission by Shimroz123
1 answer 25 views

In an A.C. circuit power is dissipated in?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 36 views

A ferrite core has less eddy current loss than an iron core because?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 16 views

Dielectric loss in a capacitor is best measured by (A) Wien Bridge (B) Schering Bridge (C) Anderson Bridge (D) Heaviside-Campbell Equal Ratio Bridge

asked Apr 25, 2018 in Electrical Measurements and Instrumentation by Shimroz123
0 answers 18 views

A parallel combination of capacitance C and resistance R is connected in series with inductance L and small resistance r. Under what condition will the circuit be non-reactive?  (A) C=LR (B) C=LR2 (C) C=L/R2 (D) C=L/R

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 32 views

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

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 22 views

What is the RMS voltage in a series RL circuit, if the voltage across R and L is 256 V and 192 V respectively? A) 320 V B) 448 V C) 64 V D) None of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
1 answer 25 views

If resistance is 20 Q. and inductance is 27 in a R-L series circuit, then time constant of this circuit will be?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 156 views

Explain hysteresis loss, eddy current loss and skin effect limitations with reference to magnetic material.

asked Feb 16, 2018 in Unit 3 by Quiz
1 answer 74 views

The power consumed in a circuit element will be least when the phase difference between the current and voltage is?

asked Mar 24, 2018 in Electrical Engineering by Shimroz123
1 answer 21 views

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

asked Apr 29, 2018 in Network Analysis by Shimroz123
1 answer 47 views

The power factor of a D.C. circuit is always?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 83 views

The input of an A.C. circuit having power factor of 0.8 lagging is 40 kVA The power drawn by the circuit is?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
2 answers 38 views

Pure inductive circuit takes power from the A.C. line when?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 68 views

 An independent voltage source in series with an impedance ZS=R+jXS delivers a maximum average power to a load impedance ZL when A) ZL = R B) ZL = jXS C) ZL = R-jXS D) ZL = R+jXS 

asked Jun 18, 2018 in Electrical Engineering by Shimroz123
1 answer 15 views

All the rules and laws of D.C. circuit also apply to A.C. circuit containing?

asked Mar 25, 2018 in Electrical Engineering by Shimroz123
1 answer 15 views

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

asked Apr 30, 2018 in Power system by Shimroz123
1 answer 30 views

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

asked Apr 29, 2018 in Network Analysis by Shimroz123
0 answers 38 views

A balanced Delta connected load supplied with 440 V 50 Hz three phase AC supply has R=10 Ohm and L=0.6 mH in is each arm. Calculate line and phase current, active power.

asked Aug 12, 2018 in Basic electrical and electronics engineering by Quiz

Welcome to electronics2electrical.com here you can ask questions related to electrical, electronics, mechanical, telecommunication, instrumentation, computer, mathematics, physics etc.
Be respectful to all the members. Do not copy and paste the answers from other websites which have copyright content. While asking question give full details about it.

Categories

Most popular tags

power motor dc circuit transformer voltage current used system phase resistance factor synchronous load ac energy induction electric generator series frequency between speed capacitor use electrical meter line difference control type mosfet transmission magnetic plant high single instrument bjt unit source advantages function diode and machine winding field define torque parallel amplifier supply shunt thyristor motors electricity arduino maximum time relay armature problem value on transformers types coil diagram state flow ratio material three formula starting direction theorem method emf operating efficiency digital wave microprocessor test instruments inductance loss measure operation connected signal low applications effect single-phase network temperature working constant losses different law wattmeter measuring compare controlled breaker drive device logic rc full switch flux wire resistivity disadvantages free of materials machines angle force converter conductor transistor gain open protection scr core measurement number bridge principle generators reactance circuits negative the friction iron loop short pole battery conservation steam resistors hysteresis computer using analog lines secondary station gate a rectifier inverter linear induced relays nuclear capacitance basic characteristics design direct work rotor electronics ammeter forces diesel damping rlc connection factors capacitors minimum insulation moving regulation running self systems air fault range main stability quality starter igbt eddy alternator ideal rl average 3-phase plants arc thermal error fuzzy biasing dielectric pressure balanced superposition errors copper rotation feedback impedance measured electronic electrons charge inductive transfer explain start off back curve over solar is three-phase tariff locomotive peak bias zener engineering commutator surge conductors rating universal potentiometer density permanent mechanical transducer capacity memory adc excitation two fuse pure harmonics application semiconductor inductor internal pmmc reaction welding resonance traction permeability breakers rms designed electromagnetic si generation brushes switching capacitive shaded rate 1 distribution resistor methods delta star oscillator reluctance simplification algebra 8085 boolean weston dynamometer insulating strength installation definition fuel heating earth units
...