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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How does an induction motor start?

Ericsson,

1281

What is the difference between a Root Locus plot and a Bode plot?

GE,

1338

What is DC series motor?

Ericsson,

1347

How is the speed of a DC shunt motor related to the armature current?

GE,

1237

What is the armature mmf in a D.C machine?

HPCL,

1292

fuel-air ratio in a petrol engine fitted with suction carburettor,operating with dirty air filter as compared to clean filter will be

NIC,

1120

For a stable system, where should the poles of a system be in a root loci plot?

GE,

1293

A logic circuit that provides a HIGH output if one input or the other input, but not both, is HIGH, is a(n)?

Ittiam Systems,

1295

Classify driling machines.

Essar,

1167

What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?

HPCL,

1167

A Question Like A Wire Is Wound Whose Resistance Is Some 132. 44647 Ohms. If A Voltage Of 30 mv, 296 Ma Current Is Applied To It What Is The Resistance.

TCS,

1125

Give some differences between open loop and closed loop?

Ericsson,

1167

What does Bode plot tell you?

Ericsson,

1471

What is the role of feedback in a closed loop control system?

GE,

1152

What is a DC series motor?

Ericsson,

1294


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

How to detect voltage vector shifting in interconnection protection.

1968


How will be the single line diagram of series trip HT breaker? how it works?

2653


what is the meaning of 0.5ohm Resistance

1918


What will be the effect of circulating current in HT xlpe cable when both the armour ends are grounded. Will the termination fils after some time in case of 33 kv supply.

2126


If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

2279


how do you test tachos and servos

2183


(1)WHAT HAPPENS WHEN SUDDENLY LOAD GIVEN TO THE INDUCTION MOTOR ? (2)CAN WE MAKE WOOD AS MAGNET ? (3)WHAT IS THE VALUE OF MAGNETIC FLUX DENSITY IN TRANSFORMER ? (4)WHY WE ARE USING ELECTROMAGNETI NOT ELECTROSTATIC IN MACHINE ?

2234


what is a types of short circuit and what is a types of distance protection tests

2307


Why 1/3 is used in symmetrical components?

1902


what is v/f control in VFD?

1599


why various test are performed on electrical panels & power cables before commissioning on site & what are these test???

2052


Who are the manufactures those manufacturing 3Cx2.5sqmm FRLS cables. I heard about FRLS technology adopted only in wires useful for wirings

2133


Define cut-off rate?

1139


Make a list observation on Transformer?

2479


how make megger test for control cable like 12c x 1.5mm and what it apply voltage and test timing details.

2261