Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is the function of commutator in dc motor?

3 6501

why odd hormonics only will effect the power system.why not even hormonics

1 2622

Can any body tell me what is use of END OF LINE RESISTOR in fire alaram circuit?

2 7246

what is different between DIGITAL and ANALOG?

3 5912

Can any body tell me about INNER SHUNT COMPOUND MOTOR diagram?

2065

what is the differnce between vector and phasor? are both same or there is difference between two term.?

6 15469

In batteries after completion of charging which colour gas is emitted from it?

Essar,

2 4684

(1)Electrical power is generated in KV, power consunmed is in MW and the transformers used are in KVA. How is KVA converted to MW as power being consumed by the consumers? (2)What is vector group of a transformer?

1 4189

Why we are measured insulation resistance applied through DC Voltage?

3 6794

function of soft starter .

2 7469

what is different between DIGITAL and ANALOG?

2 5308

why the voltage level is changed when the unearth cable is earth

2 6039

WhY PF low at Time of PT Missing in HT Meter

HCL,

2 5337

When One Phase PT Missing (voltage drop ) this time current is zero of This phase(PT Missing Phase) and current is Not Zero of other Phase but PF is always Low That Why

HCL,

1992

what happenes if two voltage source connected in parallel will be connected to load.

Efftronics Systems,

3 17208

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Un-Answered Questions { Electrical Engineering }

Factory acceptance test. FAT. For 132 kv transmisstion towers what is that meaning and what are the tests commonly companies perform now days.

1780

What is the reason that the humming sound is coming from the induction furnace panel?

2559

Draw the single line diagram of the power station?

1040

What is the Designing & Selection Procedure for a DG/Transormer of rated capacity?

2143

Do inductive loads have distorted current waveforms ?

1880

What is the application of Dyn1 and Dyn11 vector group of transformer?

2829

i want to know that what is the eligibility critaria for ongc exam?

3001

what purose of the double circuit transmission line phase of the line phase changed for circuit-1 for Circuit-2 R-Y-B B-Y-R

2235

What is servo motor and what are the applications of servo motor?

2659

Could you measure voltage in series?

1206

After completing iti in electrician, how can i get certificate of electrical supervisor? What ia requirements. For it?

1778

Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.

9535

WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?WHAT IS THE NEED TO BE PHASE SHIFT CHANGE BETWEEN THE PRIMARY AND SECONDARY WINDING

1758

The electrical energy required to raise the tempreture of a given amount water is 200 kwh. If the heat losses are 20%, the energy required is?

1966

is there any current and voltage drop on liquid resistance starter water/soda tank ?

1951

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