15 views
in Electrical Engineering by

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.
Anti-spam verification:
Are you a robot ? (Y = Yes / N = No)
To avoid this verification in future, please log in or register.

1 Answer

0 votes
by

A zener diode works on the principle of Tunneling of charge carriers across the junction.

Related questions

1 answer 15 views

The transformer works on the principle of: (A) Mutual induction (B) Mutual capacitance (C) All of the above (D) None of the above

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 27 views

The Q-meter works on the principle of  A) Mutual inductance B) Self inductance C) Series resonance D) Parallel resonance

asked Apr 9, 2018 in Electrical Engineering by Shimroz123
1 answer 17 views

A servo motor works on the same basic principle as that of a : - a) two phase induction motor b) single phase induction motor c) three phase induction motor d) synchronous motor

asked Apr 14, 2018 in Instrumentation and control by Shimroz123
2 answers 104 views

on which principle transformer works?

asked Aug 6, 2017 in Electrical Engineering by Zeeshan
1 answer 12 views

Which stage is of a d.c. power supply uses zener diode  1. Rectifier 2. Voltage divider 3. Filter 4. Regulator 

asked May 13, 2018 in Electrical Engineering by Shimroz123
0 answers 13 views

A 6V zener diode is used to provide voltage regulation with a series resistance of 100 Ohms and supply voltage is 12V. When under no load the power dissipated in the zener diode is (a) 60mW (b) 36mW (c) 360mW (d) 3600mW

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
1 answer 29 views

A zener voltage regulator has load requirements of 12 V and 2 A. The zener diode minimum current requirement is 0.2 A. The minimum voltage at input is 24 V. What is the required value of series resistance with source? A) 5.45 Ω B) 6 Ω C) 7.2 Ω D) 6.38 Ω  

asked Jun 18, 2018 in Diode by Shimroz123
0 answers 11 views

A Zener diode has a break down voltage of 9V and maximum power dissipation of 360 mW. The maximum current the diode can handle is (a) 20 mA (b) 30 mA (c) 35 mA (d) 40 mA

asked May 25, 2018 in Diode by Shimroz123
1 answer 10 views

When biased correctly, a zener diode:

asked May 22, 2018 in Electrical Engineering by Shimroz123
2 answers 30 views

Explain with circuit diagram operation of zener diode as a voltage regulator.

asked Sep 2, 2018 by Shimroz123
1 answer 17 views

The reverse breakdown phenomenon in a zener diode is known as

asked May 14, 2018 in Diode by Shimroz123
1 answer 16 views

Zener diode is used in _______. A. Regulated power supplies B. Power generators C. Sensor D. All of these

asked Apr 12, 2018 in Electrical Engineering by Shimroz123
1 answer 6 views
1 answer 15 views
2 answers 64 views

How can you identify a zener diode?

asked Mar 15, 2018 in Electronics Engineering by Quiz
1 answer 47 views

Can we use a zener diode as a rectifier?

asked Dec 9, 2017 in Power Electronics by Quiz
1 answer 14 views

State any two applications of zener diode.

asked Sep 5, 2018 by Shimroz123
1 answer 10 views

List specification of zener diode

asked Sep 5, 2018 by Shimroz123
1 answer 66 views
1 answer 71 views

what is the minimum voltage required to turn on a diode ?

asked Dec 28, 2017 in Electrical Engineering by Quiz
1 answer 23 views

Explain the operating principle of LASER and list applications of LASER diode.

asked Sep 5, 2018 by Shimroz123
1 answer 25 views

Earth Leakage circuit breaker (ELCB) works on the basis of

asked May 15, 2018 in Switchgear And Protection by Shimroz123
1 answer 19 views

The operation of a ramp type Digital Voltmeter is based on the principle of (A) Voltage-to-current conversion. (B) Voltage-to-time conversion. (C) Current-to-time conversion. (D) Current-to-frequency conversion.

asked Apr 28, 2018 in Digital Instrumentation by Shimroz123
1 answer 28 views
1 answer 93 views
1 answer 37 views
2 answers 25 views

Principle of Thermocouple is based on :  (A) Thomson effect (C) Seebeck effect (B) Peltier effect (D) Kelvin effect

asked Apr 29, 2018 in Electrical Engineering by Shimroz123
2 answers 37 views

A gas turbine works on: A) Carnot cycle B) Brayton cycle C) Dual cycle D) Rankine cycle

asked Jun 4, 2018 in Electric Power Generation by Shimroz123
1 answer 15 views

A shunt d.c. motor works on a.c. mains?

asked Mar 26, 2018 in DC motor by Shimroz123
1 answer 7 views

State working principle of photo diode. List out its three applications.

asked Sep 2, 2018 by Shimroz123
1 answer 29 views

The synchronous motor which works on leading power factor and does not drive any mechanical load is called?

asked Mar 18, 2018 in Synchronous machine by Shimroz123
1 answer 15 views

Klystron operation is based on the principle of  a) Velocity modulation b) Amplitude modulation c) frequency modulation d) Phase modulation

asked Jun 15, 2018 in Electronics Engineering by Shimroz123
0 answers 26 views

Principle of operation of LVDT is based on the variation of  A) Mutual inductance B) Self-inductance C) Capacitance D) Resistance

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 490 views

Explain the principle of ON-OFF control and phase control of AC voltage controller with suitable circuit and waveforms.

asked Feb 14, 2018 in Unit 6 by Quiz
1 answer 17 views

To turn a UJT ON, the forward bias on emitter diode should be:  1. more than the peak point voltage 2. less than the peak point voltage 3. Equal to the peak point voltage 4. Equal to the stand - off voltage  

asked May 13, 2018 in Power Electronics by Shimroz123
2 answers 49 views
1 answer 54 views

What is the basic principle of operation of a transformer?  (A) Self-induction (B) Mutual-induction (C) Static-induction (D) Dynamic-induction 

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 66 views

Write short notes on diode.

asked Mar 9, 2018 in Electrical Engineering by Quiz
0 answers 12 views

In a clipper circuit with silicon diode and bias of V volts, the clipping level is (a) 0.7 V (c) V (b) V + 0.7 (d) 2V + 0.7

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
0 answers 7 views

Which of the following are available in the depletion layer of a P -N junction diode ? (A) Free mobile electrons only (B) Free mobile holes only (C) Both free mobile electrons and holes (D) Neither free mobile electrons nor holes

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
1 answer 16 views

Tachometer works essentially as a generator with output voltage proportional to magnitude of the : - a) Angular Velocity of the shaft b) Torque of the shaft c) Temperature of the shaft d) Back Lash of the shaft

asked Apr 14, 2018 in Instrumentation and control by Shimroz123
1 answer 18 views

In a P-N diode, assume that P-side is lightly doped and N-side is heavily doped. Based on this information, which of the following statement is true ? (A) Depletion region is more extended in P-side than N-side (B) Depletion region is more extended in N-side than P-side (C) Depletion region would be equal on both sides (D) Not enough information provided to give answer

asked May 12, 2018 in Semiconductor by Shimroz123
1 answer 82 views

How much time a diode takes to switch ON in forward bias condition.

asked Dec 25, 2017 in Electronics Engineering by Nitin

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

8,530 questions

7,129 answers

135 comments

3,090 users

...