Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the EMF

2 4492

if the power factor is .88 i want to increase the power factor to .99 what number of capacitor is to add?

Amway,

3 5749

what factor is necessary during design of HT & LT MOTORS.

ABB, L&T,

2 5474

i am going to give the JSEB,RANCHI exam for power plant,so i need some samples of papers related to that,so please send me these papers by my mail id.

3000

How to calculate u.p.s load parsentage plz give me formula

1 4039

What is the difference b/w RMU & substation

1 6133

Hi, i want to know is meant by power quality? How it can calculated ? How we can improve?

1 3057

how does excitation of brushless alternator took place?

1 2632

why the substation require din electrical system?

1 3844

can we calculate the diameter of the cable by its cross section?

1 2832

please design a rectifier with batteries for below requirement and also explain how you calculate this solution, Load = 700Amp DC Backup time = 6 hour. please explain briefly ?????

GNFC,

1 3371

What does the temperature (30 deg or 35 deg celcius) mark on conservator of transformer indicates?

MahaGenco,

2 3369

How to calculate ant test the burden of Current transformer

NTPC,

1947

1.type of oil in used in transformer.

9 9575

at what basis/standard we have to arrive the current density of aluminium/ copper in busbar?

ONGC,

1654


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Un-Answered Questions { Electrical Engineering }

describe the A.C. Generator Testing procedure

1633


Is electro plating what type of load whether resistive, inductive or capacitive loads

2890


How to test the Secure Elite 440 Multi function meter working condition.

1600


Why does an induction generator is preffered as compared to synchronous generator in especially a wind energy power production project?

1594


Why L.T.Cable voltage rating is 1.1kV,where as system voltage is 0.415kV?

1876






How may I get the maximum current capacity for a particullar size Alluminum or Copper cable if there is compulsion to use?

1438


explain why core loss of a transformer is almost constant under different load conditions when connected across a constant voltage and constant frequency.

2190


Why an ac solenoid valve attract the plunger even though we interchanges the terminal? Will the poles changes?

659


how to design the heater in temperature control unit to heat 50KL of water?

1414


Can you explain about pole discrepancy scheme

1703


What are the different sign conventions used in electric circuits?

664


what is load despatching

1654


I want to know all basics of electrical engineering

1427


tell me about roaster switch .& what is the function in transmission & distribution?

2156


What is the difference between multimeter

1441