Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Anyone who can recommend an equivalent to Envirotemp FR3 of Cooper?

1504

What is the difference between LT & HT Cable

ETA,

4 8788

Why LED light has advantage of rapid reflection ,although other lights alse reflect.? and this light is considered to be best for transmission usage in case of Free optics

1581

my b-tech percentage is 50%. what answer will satisfy the hr ?

Wipro,

1629

how CBCT works?

1 4519

Q: How to calculate Transformer losses , tell us by Formula.

1509

Relation between magnetic field strenght and magnetic induction is a) Voltage b) current c) Speed d) tarque

Ecil,

1 3709

Size of the 60Hz and 400Hz transformers is a) same b) 60Hz Tr s larger than 400Hz Tr c) 400Hz Tr s larger than 60Hz Tr d) None of the above

Ecil,

5 6271

Unit of Magnetic Flux Density a) Tesla b) weber c) Hendry d) Farad

Ecil,

3 5330

Find the octal equivalent for the binary number 101101110

Ecil,

1 5854

Which addressing mode contains the address for data as a part of the instruction in 8085.

Ecil,

3 4370

A 1F capacitor is charged to 100V initially. A 1H inductor is connected accros the capacitor througha a switch. The current in the circiut when the switch is closed is____

Ecil, L&T,

1868

why told ' x ' mer to transformer

Electrotherm,

1 14200

how to select fuse in any circuit? if with fomula ?and examples also

1 3614

WHAT IS SERVO MOTOR

Fluxys, Infosys,

1 12165


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Un-Answered Questions { Electrical Engineering }

This is reqd for a 1MW Solar power plant..We have 2DC outputs from the solar panels Connected to 2INVERTOR panels.. Output from invertor is 3ph,280v,500kva,50hz.These are connected to individual ACB.This has to be stepped up to 11KV ,1250KVA SYSTEM.Now can I use (1) one more ACBTO GIVE A COMBINED OUTPUT OF 1000KVA,280V & STEP UP THE OUTPUT BY USING a single two winding 3 ph transformer 11kv/1250kva. or (2)use the two outputs and connect to one three winding transformer of above rating..Pls suggestwith details.

2003


what is electrical machines

3011


what is draiv work

1445


What is mason's gain formula?

780


HAI SENT HPCL APTITUDE QUESTION PAPER, MY EMAIL ID IS angus_eee04@rediffmail.com,angus_eee04@yahoo.com

1708






hello friend i wish to study a course related to the electrical construction, controlling and monitoring , which course i want to study? pls give me the name of institute?

1341


What are the no-load losses for the 11000/415V transformer with the following rated capacity? 1.1500 kVA 2. 2000 kVA 3. 2500 kVA 4. 3000 kVA

1159


When we connect the large capacitor bank in series ?

615


Can any one provide the inspection procedure of MIMIC for VFD panel? Details: If someone wants to have a mimic in the VFD panel what are inputs considered for the mimic(like on,off,trip) whether we are able to add speed variation in the mimic(if so how can we get) and what are the parameters to be checked in the MIMIC during inspection?

1740


Why is the frequency not changed during transformation of electrical energy in a transformer?

838


Explain the following and how these are working with PLC Unit 1 I/O Module Card 2 Adaptor Card 3 Ribbon Adaptor 4 I/O bus 5 I/O Devices

1197


Define newton's law of viscosity.

687


why most of junction box vendors providing T5/T6 Temp class jb's for T3 area any special reason?

1631


What are the symptoms of a bad PG card of a drive (inverter) esp. of Yaskawa Ac Drives (inverters) G7 ?

1572


What is Scheme Test of High Voltage Switchgear. Which tests it includes.

1895