Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the difference between electrical earthing and electrical grounding?

73

What is meant by bus bar protection?

59

Draw the single line diagram of the power station?

64




What is primary and backup protection?

71

How do you select the pickup value of the relay?

66

Give some example of fault limiting devices?

43

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

71

What is the bundle conductor?

64




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

60

When are the directional relays used?

55

What are the common sources of energy?

61

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

72

What is meant by sag?

63

What is critical disruptive voltage?

55

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

53


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Un-Answered Questions { Electrical Engineering }

What is a surge supressor why its is used in synchronous generators

984


Why only sinusoidal ac voltages are generated?why not triangular or sawtooth?

999


Can anybody tell abt concrete encased earthing or grounding?

1008


what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?

3289


What is the minimum underground tank size capacity considered for firefighting purpose?

918






A mass of 1200g is accelerated at 200 cm/s2by a force. The value of the force required is:(a) 2.4N(b) 2400N(c) 240 kN(d) 0.24N

794


What is the necessary and sufficient condition for stability.

77


why the projects getting loss?

834


what is the most permissible winding temp when we conducting a generator load test?(condition no load)

599


what is the maximum permissible limit value of leakage current and leakage counter reading to replace lightining arrester?

4043


Enlists the applications of sampled data systems?

63


What are the disadvantages of thermal power plant?

79


What is the difference between Encoder and Resolver?

2181


In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?

1165


how to calculate mf when meter and cTPT detail are given

757