Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the difference between electrical earthing and electrical grounding?

683

What is meant by bus bar protection?

643

Draw the single line diagram of the power station?

660

What is primary and backup protection?

742

How do you select the pickup value of the relay?

814

Give some example of fault limiting devices?

791

What is the difference between the transmission line and distribution line?

666

What is the bundle conductor?

731

What is the difference between resistance grounding system and resistance earthing system?

640

When are the directional relays used?

612

What are the common sources of energy?

631

How many types of faults are there in 3 phase power system?

641

What is meant by sag?

653

What is critical disruptive voltage?

845

What are the advantages of a three-phase system over a single-phase system?

635


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Un-Answered Questions { Electrical Engineering }

What will happen if the armature resistance is in minimum position and the field resistance is in maximum position while starting the motor

979


What is resonant peak?

688


List the power rating of any 5 important electrical appliances used in houses.

1573


advantages and disadvantages of inverse definite minimum time RELAY

1061


What are the causes for the failures of sandwich type (Al) busducts?

1429






How many types of faults are there in 3 phase power system?

641


When we use 3 terminal resistor?

630


How isolater function when installed inelectrical 440V wiring

1706


Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not

1201


do we use links in a dc circuit?if so what s its use in it?

1495


how does directional relay work incase of ac ?

1029


WHAT IS DEGREE OF COMPOUNDING IN D.C MACHINE MEANS? HOW TO READ THE OPERATING CHART FOR ANY ELECTRICAL MACHINES?

4275


why 15 kw motor winding resistance is low then 5 kw motor winding resistance?

2390


What is difference between Sample test and Routine test in safety standard?

1292


wat is the current produced in a 5000v megger? when the positive and negetive terminals are touched on our body get s shock?

1497