Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How much weight an electrical engine can pull??

Maruti Suzuki,

1692

what is daiod

4 10626

what is the multi strand cable size? 0.45mm is area of one strand & 370nos of strand.

1 3191

what is the HT motor current setting (Motor protection relay)aganist FLA If the capacitor is connected in parallal to the motor to increase the P.F from 0.89 to 0.99. the setting is to be reduced. what is the formula for to calculate the current.(FLA - CALCULATED CURRENT!= )

1 8091

what is the mechanism of operation of brushless dc motor why is it more wexpensive then ordinary permanent magnet motors

Lanco,

1579

we know that dc motors are more superior then three phase induction motors in torque generation though they are not much used in industries why?

Essar, L&T,

5 6735

control diagram of star delta starter

5 8207

Advantages of Induction Motors

2 3364

Is MV canble armour can be earthed at both ends?

2 3459

What are the reason of unbalanced secondary voltage of HT transformer 33kv/6.6kv ? Incomming voltage is balanced.33kv each secondary voltage 6.6 kv 6.4 kv 6.4 kv At no load conditions.

1 3340

can we use only a isolator in the subtation..

ABB,

1 4124

what is the major difference between LIBBP & HIBBP.. which one is most preferable..

ABB,

2149

how to combine two linear transformers...............

1 2007

DO MEGGER TEST APPLIED ON SURGE ARRESTOR? IF YES THEN WHAT ARE THE ACCEPTED R VALUE REQUIRED FOR SURGE ARRESTORS FOR VOLTAGE LEVEL 11KV, 33KV

2 9347

in small capacitor we use uf( micro farad) and in big quantity we used kvar. i want to know that in 1 kva how much will b uf(micru farad).

2 4571


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Un-Answered Questions { Electrical Engineering }

How to calculate the Harmonics losses in terms of cost/unit.

1623


What is the breaking capacity of transformer and how can we calculate the breaking capacity of tranformer

1336


how to calculate current and voltage in a same circuit?

1746


How do you calculate the actual power consumption of an inductive load appliance. Say, a deep freezer of 200watts

1724


Rules and standards of electrical control wiring ?

692






what is breathing?

1400


What are the applications of different multistage amplifiers?Plz also write advantages of these amplifiers? Thaaaaaaaaanx

2507


what is meant by residual over voltage & residual earth fault ?

8519


What is transient Phenomenon?

1845


Define noise?

784


WHAT IS SUBSTATION & ACCORDING TO VOLTAGE HT,EHT SUBSTATION EXPLAIN IT

2768


What are the various types of rotor used in the alternators?

691


DESCRIBEPNEUMATIC SYSTM OF ASH HANDLING PLANT

5090


why do we use spark detector inside the slip ring brush compartment 0ona slip ring induction motor?

1705


what is there inside an inverter and how it works?

1362