Can you help by answering this question?

A metal oxide varistor (MOV) is used for protecting:

49 views
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.

Related questions

1 answer 17 views

What are the uses of Thermistors ?

asked Jul 2 by Shimroz123
1 answer 26 views

A certain appliance uses 350 W. If it is allowed to run continuously for 24 days, how many kilowatt- hours of energy does it consume? A.20.16 kWh B.201.6 kWh C.2.01 kWh D.8.4 kWh

asked May 15, 2018 in Basic concepts by Shimroz123
1 answer 11 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
1 answer 28 views

Two light bulbs are connected in series across a 120 V battery. Bulb 1 uses 40 W of power and Bulb 2 uses 20 W of power. If bulb 1 alone is connected to the 120 V source, then it will consume (A) 90 W (B) 80 W (C) 60 W (D) 180 W

asked Apr 25, 2018 in Electrical Engineering by Shimroz123
2 answers 48 views

The core of a transformer (medium size) uses to provide high flux densities (a) diamagnetic (c) ferromagnetic core (b) paramagnetic (d) none of these

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
1 answer 293 views

Computation of branch current uses: A. Kirchhoff's voltage and current laws B. Thevenin's theorem and Ohm's law C. Kirchhoff's current law and Ohm's law D. Superposition theorem and Thevenin's theorem

asked Apr 12, 2018 in Electrical Engineering by Shimroz123
0 answers 10 views

Which of the following architecture uses CSMA/CD access method?  (1) ARCnet (2) Ethernet (3) ATM (4) None of the above 

asked Apr 10, 2018 in Computer Engineering by Shimroz123
0 answers 28 views

Which of the following uses Divide and Conquer Approach  (1) Selection Sort (2) Bubble sort (3) Linear Search (4) Binary Search 

asked Apr 10, 2018 in Computer Engineering by Shimroz123
0 answers 23 views

Which of the following is false for switch statement in C++?  (1) It uses labels instead of blocks (2) we need to put break statement at the end of the group of statement of a condition (3) we can put range for case such as case 1..3 (4) None of these

asked Apr 10, 2018 in Computer Engineering by Shimroz123
0 answers 18 views

What is the clock cycle time for a system that uses a clock with frequency of 150 kHz?  (A) 55 µ sec (B) 5.5 µ sec (C) 202 sec (D) 6.6 µ sec 

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 17 views

MOSFET uses the electric field of?

asked Mar 19, 2018 in MOSFET by Shimroz123
1 answer 56 views
1 answer 37 views

what are the uses of current transformer ?

asked Aug 15, 2017 in Electrical Engineering by Zeeshan
1 answer 42 views

what are the uses of MOSFET ?

asked Aug 13, 2017 in Electronics Engineering by Zeeshan
1 answer 10 views

An oscillator that uses a tapped coil to obtain the feedback is called: a. A Hartley circuit b. A Pierce circuit c. A multivibrator d. A negative feedback circuit

asked Aug 31, 2018 by Shimroz123
1 answer 6 views

The basic Hartley oscillator uses: (1) One inductor and two capacitors (2) A centre tapped inductor and a capacitor (3) Two capacitors (4) Tickler coil 

asked May 29, 2018 in Electronics Engineering by Shimroz123
1 answer 5 views

Linde welding uses 1.Neutral flame and rightward technique 2.Carburizing flame and rightward technique 3.Neutral flame and leftward technique 4.Oxidizing flame and leftward technique

asked May 17, 2018 in Mechanical Engineering by Shimroz123
1 answer 21 views

a single phase full wave midpoint thyristor converter uses a 230/200V transformer with centre tap on the secondary side. The P.I.V per thyristor is   (A) 100V (B)141.4V (C)200V (D)282.8V

asked May 17, 2018 in Power electronics converters by Shimroz123
1 answer 13 views

A 17 inch personal computer uses approximately 150 watts in an hour. If you have same computer on for only 4 minutes (for checking e-mail) what would be the power consumption?  (A) 0.1 kW (B) 0.04 kW (C) 0.01 kW (D) None of the above

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 19 views

A 100-watt light bulb turned on for 8 hours uses :  (A) 800 Wh (B) 0.8 kWh (C) 8 kWh (D) None of the above

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 23 views

The electrode rod used for welding uses a coating on it 

asked Apr 29, 2018 in Utilization of electrical energy by Shimroz123
1 answer 8 views

Arc welding uses following electric supply (A) ac (B) dc (C) both ac and dc (D) spiral waveform 

asked Apr 23, 2018 in Electrical Engineering by Shimroz123
1 answer 4 views

Blast furnace uses the following as fuel (A) coal (B) coke (C) diesel (D) producer 

asked Apr 23, 2018 in Electrical Engineering by Shimroz123
0 answers 19 views

A modulo -6 ripple counter with J-K flip-flops uses at the clear input, the output from (a) NAND gate with QB,Qc as inputs (b) NAND gate with QA, Q8 as inputs (c) NAND gate with QA, Qc as inputs (d) AND gate with QB, Qc as inputs

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
0 answers 27 views

An SMPS operating at 20 kHz to 100 kHz range uses as the main switching element : (A) Thyristor (B) MOSFET (C) Triac (D) UJT

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
0 answers 16 views

Which connector STP uses?  (1) BNC (2) RJ-11 (3) RJ-45 (4) RJ-69 

asked Apr 10, 2018 in Computer Engineering by Shimroz123
1 answer 23 views

A digital voltmeter uses an A/D converter which needs a start pulse, uses an analog comparator and has a relatively fixed conversion time independent of the applied voltage. The A/D converter is : -  a) Successive Approximation Converter .b) Digital Ramp Converter c) Digital Slope Converter d) All the above

asked Apr 10, 2018 in Instrumentation and control by Shimroz123
1 answer 14 views

A true rms reading voltmeter uses two thermocouple in order: -  a) to increase sensitivity b) that a second thermocouple cancels out the no linear effect of the first thermocouple c) to prevent drift in the dic. Amplifier d) all of the above

asked Apr 10, 2018 in Instrumentation and control by Shimroz123
0 answers 9 views

Battery operated scooter for braking uses   (a) plugging (b) mechanical braking (c) regenerative braking (d) rheostatic braking  

asked Apr 10, 2018 in Electrical Engineering by Shimroz123
0 answers 11 views

A flash type ADC uses  A) Counter B) Op—amps C) An integrator D) Flip flop

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
0 answers 14 views

A system that uses air to power a device/system is called  A) Pneumatic B) Hydraulic C) Automatic D) Super charge 

asked Apr 9, 2018 in Electrical Engineering by Shimroz123
1 answer 325 views

Justify the statements. 1. IGBT uses a vertically oriented structure. 2. IGBT is preferred as a power switch over both power BJT and MOSFET. 3. Punch through IGBT structure are more popular and are widely used.

asked Sep 15, 2017 in Unit 1 by Quiz
1 answer 36 views

what is UPS and what are its uses?

asked Aug 8, 2017 in Power quality by Zeeshan

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

8,450 questions

7,047 answers

133 comments

3,086 users

...