Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

defination of static variable compensator

1 4303

definition of transformer

10 14088

defination of transistor controlled series capacitor

2637

KVAR Kilovolt-Ampere-Reactance

2 4819

what is the difference between concentrated winding and Distributed winding in motor?

BSL, Infosys, TCS,

7 50428

what are the energy savings methods that are existing in coal based power plant?

1 3682

we have 1000 litre water tank,it located at 25m hight from ground level,the water level on 10m below from ground level.for fill the tank within 1 hour,how much of motor rating(HP) want to select?

1997

What is mean by PID controller? And what is its Long form?

Jindal,

9 30739

In AC Drives How can change & control its output Frequency?

Jindal,

5 8413

What is Difference Between Induction Motor & Servo Motor

Jindal, Kirloskar, KTTM, Star Technocrates, Toyota,

31 105139

why ac supply neutral should earth not in dc (-)

2 5096

110 KW MOTER DOL STATER 240SQ.MM CABLE MOTER AND STARTER DISTANCE IS 110 METER WHAT IS VOTAGE IN MOTER END AND SYSTEM VOTAGE IS 415 V HOW I CAN CALCULTE

2 7101

What is Biased Generator Differential Relay?

2 7269

what is interlocing and what is the purpose of this?

L&T,

4 8138

what should be the minimum rating for using HT Motors?

BSL,

1 5462

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Un-Answered Questions { Electrical Engineering }

detailed procedure how we calculate cost for pcc m10 and rcc m20 including centering and labour excluding steel/ iron

3132

In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?

1226

How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?

1454

at what base you will tell the direction of rotation of dc motors and generators?

1137

Whether power factor should be high or low? Why?

1118

What is systematic error?

1370

WTA used cb?

1925

Terminal blocks is used for segregate the connections... There is any principle for terminal block..?

2125

what is x'mer ,isolation x'mer & yltra-isolation x'mer?????

2478

why T/F winding temp measurement cts are odd secondary current ie,109A/1.2A/1.4A?

1866

What is the Nyquist criterion regarding control systems?

1091

When calculating the speed of a rotor required for a particular frequency of synchronous generator we use the equation 60f/p Is this p is the number of pole pairs of rotor & do we consider the number of pole pairs in the stator is 1?

2009

what is the requirement regarding earthing of Single conductor with AWA

2248

HOW TO CALLICULATE RESITENCE,REACTANCE AND IMPEDENCE VOLTGE OF TRANSFORMER 13.33 KVA 144/240 VOLTS 93/56 A WITH FORMULA

1978

HOW TO REDUCE POWER PLANT AUXILIARY POWER CONSUMPTION?

3416

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