Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How many methods to take IR value of Current Transformer?

1 4925

why autotransformers are not safe for supplying low voltage from a high voltage source?

5 12111

Explain the experiment on ward leonard method of a speed control on a dc shunt motor with an suitable circuit diagram.

2103

what current is taken from a double wound 500kva transformer

4 5492

what is the tolerance for the magnetic balance test conducted on the distribution transformer?

2514

what is the differn bitween RCCB &MCB

3 6656

what is b checks and m checks in diesel generator maintenance?

1 2268

how caculate the pump head to maintain perticuler pressure of water and what would be the motor size in hp for the same?

1 3368

what should be the megger test report for 11KV cable when meggered with 5KV megger , what is the resistance value we should get

7 14836

how we can calculate power factor without knowing current in 230v 100w load ?

10 16884

WHAT IS RETARDATION TEST IN DC MACHINES?

4 22314

What is the List of Equipments, Instruments, Components required in Transmission of electricity from 1 substation to other substation(The equipments required in substation too)? What are the differnt IS standrds used for above equipments in Industry?

2 9655

What is the pratically meaning of neagative going ac current.

1 3287

Why a transformer is rated in kVA and not in kW??

9 12364

my self i am raghu working as tech.. in my college the maximum demand is 211 kva presently we are using 12kva capacitors the target power factor is .95 so what capacity of capacitor banks should i install

2 4198


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Un-Answered Questions { Electrical Engineering }

The loads are connected with phase and ground then why current flow as the loads ?

1480


how meger function

2418


what is static frequency converter?what is the function...of sfc...?

1757


what is is the potential diffrence between two phase ?

5363


What is ramp signal?

638






why the India electrical supply transmission loss is high when compare to us

1555


we are having 110 Kv,250mA Electrostatic precipitators for coal fired boilers. what will be static voltage and current after discharge and what time it will remain before earthing?

1471


Explain the iniluencc of short circuit ratio on the pert'orniancc of synchronous machine.

1708


what happens to the supply voltage if there is any change in frequency?

5663


Please explain me about Relay curves and their sources to read ?

1360


Anybody know how schematic diagram for reverse power relay? RPR for generator protection

1661


why HT armoured cable does not glanding

3691


Classify drilling machines.

682


Can we use Ccapacitive voltage transformer directly for metering purpose?

1124


What are the protections for safe running of electric generator?

1716