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, Please login or register to continue.

43 views
in Instrumentation and control by
The dc current through each diode in a bridge rectifier equals : - a) the load current b) half the dc load current c) twice the dc load current d) one-fourth the dc load current

Your answer

Thanks for your contribution. Feel free to answer this question. Please avoid short answer. Your answer is most welcome. Be genuine.

Upload image or document:

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.

1 Answer

0 votes
by

The dc current through each diode in a bridge rectifier equals : - the load current

Related questions

1 answer 11 views

A single-phase full-bridge diode rectifier delivers a load current of 10A, which is ripple free. Average and rms values of diode currents are respectively   (a) 10A, 7.07A (b) 5A, 10A (c) 5A, 7.07A (d) 7.07A, 5A

asked May 13, 2018 in Electronics Engineering by Shimroz123
1 answer 8 views

In a three phase controlled bridge rectifier with an increase of overlap angles the output dc voltage

asked May 23, 2018 in Power Electronic Controlled Drives by Shimroz123
0 answers 23 views

A three phase diode bridge rectifier is fed from a 400 V rms, 50 Hz, three phase a.c. source. For the purely resistive load, the peak instantaneous output voltage is 

asked May 25, 2018 in Diode by Shimroz123
1 answer 8 views

Name the type of rectifier for each of following feature : (i) Highest rectifier efficiency (ii) Highest form factor (iii) Two diode rectifier circuit (iv) PIV = 2Vm.

asked Sep 2, 2018 by Shimroz123
0 answers 44 views

We wish to build a 135 V, 20 A, DC power supply using a single phase bridge rectifier and an inductive filter. The peak to peak current ripple should be about 10%. If a 60 Hz AC source is available; Calculate the peak to peak current ripple.  (A) 19 A (B) 20 A (C) 2 A (D) 1 A 

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 21 views

Sketch circuit diagram of bridge rectifier with LC filter. State function of each component.

asked Sep 2, 2018 by Shimroz123
1 answer 47 views

Rectification efficiency of a full wave rectifier without filter is nearly equals to:  (1) 51% (2) 61% (3) 71% (4) 81%

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 12 views

The input frequency is 50 Hz. The ripple frequency in a 12 phase full wave rectifier is (A) 1200 Hz (B) 600 Hz (C) 100 Hz (D) 50 Hz 

asked Apr 23, 2018 in Instrumentation and control by Shimroz123
1 answer 13 views

In a tunnel diode, electrons can tunnel through the P-N junction mainly because  1.impurity level is low 2.they have high energy 3.barrier potential is very low 4.depletion layer is extremely thin 

asked May 13, 2018 in Diode by Shimroz123
1 answer 6 views

In a bridge rectifier  1. PIV has a value Vm 2. Centre tap of secondary is not required 3. Smaller transformer can be used 4. All 

asked May 13, 2018 in Electrical Engineering by Shimroz123
1 answer 13 views

The ripple voltage in the output of a single phase half wave rectifier with 10 V rectified dc voltage with resistive load and without filter will be • 12.1 volt • 1.21 volt • 0.482 volt • 4.82 volt

asked May 13, 2018 in Electronics Engineering by Shimroz123
1 answer 11 views

In a dc-ac 3-phase MOSFET bridge inverter circuit, the switches are marked in a sequence as 1, 2, 3 in the top-half and 4, 5, 6 in the bottom half of the bridge. The triggering sequence of switches that gives balanced output voltage is (A) 1, 2, 3, 4, 5, 6 (B) 1, 5, 3, 4, 2, 6 (C) 1, 6, 2, 4, 3, 5 (D) 1, 4, 2, 5, 3, 6

asked Apr 25, 2018 in Electrical Engineering by Shimroz123
1 answer 20 views

The input frequency of a bridge rectifier is 50 its output frequency will be  1. 25 Hz 2.50 Hz 3.75 Hz 4. 100 Hz

asked May 13, 2018 in Power Electronics by Shimroz123
1 answer 8 views

The ripple factor of a bridge rectifier is  1.0.48 2.0.812 3. 1.11 4. 1.21 

asked May 13, 2018 in Power Electronic Controlled Drives by Shimroz123
1 answer 19 views

With a 12 V supply, a silicon diode, and a 370 - ohm resistor in series, what voltage will be dropped across the diode? a) 0.3V b) 0.7V c) 0.9V d) 1.4V

asked Apr 14, 2018 in Instrumentation and control by Shimroz123
0 answers 19 views

In a particular meter, the deflecting torque is directly proportional to the current flowing through it, the type of meter is (a) moving coil (b) moving iron (c) induction (d) electro-static  

asked May 26, 2018 in Electrical Measurements and Instrumentation by Shimroz123
0 answers 27 views

If 1 ampere current is flowing through a 100 mH coil, then energy stored in the coil is (a) 0.05 Joules (b) 0.5 Joules (c) 5.0 Joules (d) None of these

asked May 25, 2018 in Electrical Engineering by Shimroz123
0 answers 20 views

A charge of 0.1 coulomb moves through a given point in every 0.05 seconds. The current flowing through the point is (a) 2 mA (b) 5 mA (c) 2 A (d) 5 A

asked May 25, 2018 in Electrical Engineering by Shimroz123
1 answer 49 views

The switch in the circuit has been closed for a long time. It is opened at t = 0. At t = 0+, the current through the 1 micro farad capacitor is A) 0A B) 1A C) 1.25A D) 5A

asked May 20, 2018 in Network Analysis by Shimroz123
1 answer 14 views

If 120 Coulomb of charge passes through a conductor in 60 sec, the current in the conductor is

asked May 14, 2018 in Electrical Engineering by Shimroz123
1 answer 28 views

Consider a circuit with four 10 Ω resistors connected in parallel and the current flowing through the circuit is 5 A. What will be the current if the above 4 resistors are connected in parallel? A) 5 A B) 50 A C) 500 A D) None of these

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
0 answers 14 views

The current i(t), through a 10 Ω resistor in series with an inductance, is given by I(t) = 3 + 4sin (100t + 450 ) + 4 sin(300t +600) amperes. The RMS values of the current and power dissipation in the circuit are:  (A) √41 A, 410 W respectively (B) √35 A, 350 W respectively (C) 5 A, 250 W respectively (D) 11 A, 1210 W respectively

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 37 views

 An AC supply of 230 V is applied to a half-wave rectifier circuit through a transformer having primary to secondary turn’s ratio 12:1. The peak inverse voltage is A) 8.62 V B) 12 V C) 19.17 V D) 27.11 V 

asked Jun 18, 2018 in Electronics Engineering by Shimroz123
0 answers 16 views

In a Hartley oscillator, L1 = 0.1 mH, L2 = 10 µH and mutual inductance between coils equals 20 µH. The voltage gain needed for sustained oscillations should be (a) 2.37 (b) 0.1 (c) 11.54 (d) 9.09 

asked May 25, 2018 in Electronics Engineering by Shimroz123
1 answer 13 views

In a Y-connected circuit, the magnitude of each line current is? A.one-third the phase current B.three times the corresponding phase current C.equal to the corresponding phase current D.zero

asked May 15, 2018 in Basic concepts by Shimroz123
1 answer 24 views

Draw the circuit diagram of bridge rectifier with π filter. Draw its input and output waveform. 

asked Jul 10 in Elements of Electronics by Shimroz123
1 answer 5 views

The transformer utilization factor of full wave bridge rectifier is   (A) 0.812 (B) 0.286 (C) 0.693 (D) 0.782

asked May 17, 2018 in Transformer by Shimroz123
1 answer 48 views

Can we use a zener diode as a rectifier?

asked Dec 9, 2017 in Power Electronics by Quiz
0 answers 11 views

A single-phase half-controlled rectifier is driving a separately excited dc motor. The dc motor has a back emf constant of 0.5 V/rpm. The armature current is 5 A without any ripple. The armature resistance is 2 Ohm. The converter is working from a 230 V, single-phase ac source with a firing angle of 30o . Under this operating condition, the speed of the motor will be  (A) 339 rpm (B) 359 rpm (C) 366 rpm (D) 386 rpm

asked May 18, 2018 in Bipolar Junction Transistor by Shimroz123
1 answer 79 views

Wagner's earth devices are used in AC bridge circuits for (a) Eliminating the effect of earth capacitances (b) Eliminating the effect of intercomponent capacitances (c) Eliminating the effect of stray electrostatic fields (d) Shielding the bridge elements

asked May 13, 2018 in Instrumentation and control by Shimroz123
1 answer 26 views

A DC reactor is connected in series with each pole of a converter station in order to: A) prevent commutation failures in the inverter B) supply reactive power to the converter C) improve system stability D) increase the power transfer capability

asked Jun 4, 2018 in Power system by Shimroz123
1 answer 14 views

A solar cell of 350 V is feeding power to an ac supply of 440 V, 50 Hz through a 3-phase fully controlled bridge converter. A large inductance is connected in the dc circuit to maintain the dc current at 20 A. If the solar cell resistance is 0.5 Ohm ,then each thyristor will be reverse biased for a period of  (A) 125o (B) 120o (C) 60o (D) 55o

asked May 18, 2018 in Power electronics converters by Shimroz123
1 answer 18 views

A 3-phase fully controlled bridge converter with free wheeling diode is fed from 400 V, 50 Hz AC source and is operating at a firing angle of 60o. The load current is assumed constant at 10 A due to high load inductance. The input displacement factor (IDF) and the input power factor (IPF) of the converter will be  (A) IDF IPF = = 0.867; 0.828 (B) IDF IPF = = 0.867; 0.552 (C) IDF IPF = = 0.5; 0.478 (D) IDF IPF = = 0.5; 0.318 

asked May 18, 2018 in Power electronics converters by Shimroz123
1 answer 57 views

The no-load speed of a single-phase SCR bridge converter fed separately excited dc motor operating at a firing delay angle, α and flux, Φ (A) directly proportional to α and Φ (B) inversely proportional to α and Φ (C) directly proportional to α and inversely proportional to Φ (D) directly proportional to Φ and inversely proportional to α

asked Apr 28, 2018 in Power Electronic Controlled Drives by Shimroz123
1 answer 7 views

Suggest the suitable diode type for rectifier circuit. 

asked Jul 10 in Elements of Electronics by Shimroz123
1 answer 10 views

 A Wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of: - a) Resistance of the connecting lead b) Thermoelectric EMFs c) Contact resistance d) all the above

asked Apr 14, 2018 in Instrumentation and control by Shimroz123
1 answer 15 views

In practice, a current source inverter consists of an AC/ DC converter with a large inductance ‘L’ in the output. This inductance maintains a ……… …………through the switching devices over short interval of time. A) constant current B) constant voltage C) constant power D) none of the (A), (B), (C)

asked Jun 17, 2018 in Electrical Engineering by Shimroz123
2 answers 196 views

What happens to current flow in a capacitive circuit when the DC voltage across the capacitor is approximately equal to the source voltage?

asked May 29, 2018 in Capacitance 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 43 views

A dc voltmeter has a sensitivity of 1000 Ohm/V. When it measures half full scale in 100 V range, the current through the voltmeter is

asked Apr 23, 2018 in Electrical Engineering by Shimroz123
0 answers 125 views

In a bipolar transistor when in saturation, the dc current gain is (a) less than (3 (b) greater than (3 (c) equal to 13 (d) zero

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
1 answer 5 views

Which semiconductor device acts like a diode and two transistor : -  a) SCR b) Triac c) UJT d) Diac

asked Apr 10, 2018 in Instrumentation and control by Shimroz123
1 answer 25 views

When the firing angle a of a single-phase, fully controlled rectifier feeding constant direct current into a load is 30°, the displacement power factor of the rectifier is

asked Apr 29, 2018 in Power Electronics 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
1 answer 19 views

In a thyristor Latching current is than holding current: - a) equal b) less c) greater d) none of the above

asked Apr 14, 2018 in Instrumentation and control by Shimroz123
1 answer 9 views

An AC supply of 230 V is applied to half wave rectifier circuit. A transformer turns ratio is 20 : 1. Find i) Output DC voltage (ii) Peak Inverse Voltage (PIV)

asked Jul 10 in Elements of Electronics by Shimroz123
1 answer 9 views

In the circuit shown below, the current through the inductor is,

asked Jul 4 in Network Analysis by Shimroz123
1 answer 15 views

Leakage current flows through the thyristor in

asked May 8, 2018 in Power Electronics by Shimroz123

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

8,560 questions

7,160 answers

135 comments

3,090 users

...