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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why noise occurn when transformer is working ?

2837

what are tpes of insulaors& its uses

ABC,

2330

i have 3500 amp load and select current transformer and perches.how i calculate .please understand

1304

What is the difference between the impedance percent and impedance voltage ?

1368

what is capacitor voltage transformer?? how it is different from potential transformer?

NHPC,

1316

what is wave traps and why it is been used in switchyards?

NHPC,

1889

What is the effect of interchanging core(made of steel) and winding(made of copper) material in case of transformer? Give proper explanation in regard to different losses in transformer.

1043

IN electrical field, WHAT ALL THINGS THE CUSTOMER WILL ASK WHILE ORDERING FOR LT PANEL (ALL TYPES OF LOW TENSION PANEL)

L&T,

1208

where is highest transmission voltage is used in india

2934

What is true sine wave or pure sine wave inverter?? Is it sine wave or step wave?? If it is step wave, waves with how much step is considered as pure sine wave? Is it possible to produce pure sinewave using power electronics?

986

how many current required for hypo test

1057

why the voltage transmission is always in a multiple of 11? e.g. 110 V, 220 V, 33 kVA, 11 kVA

34534

how does PLCC work?...

2663

how we can do the insulation on secondary of ct explain and so that tan delta will within limit

1057

sir, i am 3 years diploma course pass out candidate.what type of certificate can i got in marine service.

1043

Un-Answered Questions { Electrical Engineering }

Control wiring of a dol starter for forward and backward

578

What is CVT and what is relation with wave trap?

1235

hello! sir i did three year of diploma in electrical (2007- 2010) and now i m a student of electrical engineering. sir can i apply for germany visa for study and part tome work over there?

1022

what are safety measures in /control in diesal engine/ explain them?

961

12.5 tons a/c is their how much kva generator can recommend to the customer.

1044

how can we phase identification in a distribution line,how we recognise that which phase is coming for a house hold connection.help me............

1154

how to carried out tan delta test in 11 KV alternator ?

2069

whatis the commertial spec. of distribution boards ?

1170

What is the drawback of class b amplifier? How is this minimized?

261

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.

250

what is the meaning of 5% droop or 7% droop in AVR?

1490

what is the minimum (Common factor) insulatin resistance of the following a, 4mm sq wire b, cable from 50 mm sq to 800mm sq

1129

STATE WORKING OF VACCUM CIRCUIT BRAKER?

1102

what is meant by flywheel and its role in retardation test

1450

what is transistors comprised of?

260