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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Why star delta starter is preferred with induction motor?

1109

What are the various kind of cables used for transmission?

1103

Why back emf used for a dc motor? Highlight its significance.

1194

Explain advantages of storage batteries

1099

what are the different methods for the starting of a synchronous motor.

1129

Name the types of motors used in vacuum cleaners, phonographic appliances, vending machines,refrigerators, rolling mills, lathes, power factor improvement and cranes.

1149

State thevenin’s theorem?

1097

State norton’s theorem?

1105

explain different losses in a transformer.

1128

Explain different types of d.c motors? Give their applications

1127

explain the process of commutation in a dc machine. Explain what are inter-poles and why they are required in a dc machine.

1174

Explain the process of commutation in a dc machine.

1049

Explain what are inter-poles and why they are required in a dc machine.

1089

Comment on the working principle of operation of a single-phase transformer.

1199

Mention the disadvantages of low power factor? How can it be improved?

1150


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

hello friends..... any one have papers or any study materials?sail ,hpcl...?

1884


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

1614


what is RNG in the DG synchronizing by PLC?

2129


how to find the resistance and gap volatage of the diode??

2056


how the synchronizing is obtained at bus couplers in grid substation? (because there we cannot change the frequency in one of transmission lines like in generator synchronization)

2366


Does the motor power displayed on the Motor name plate is the mechnical power motor delivers or it is consumed power from the system?

4399


What is transformation ratio what it describes?

1703


In EDO ACBs what is a purpose of closing coil and motor, what is the operation of these devices are they inetconnected. means if we give supply to motor and by BCS we charge Closing coil,what exact is operation is and how it charge a spring of ACB. Sir if anybody has an wiring diagram please send me the link to operate and EDO breaker.

2160


Explain the method to keep noises low in a control system?

1138


what will happen if multimeter(selector switch at DC voltage) and terminal at current is connected to DC supply?

1968


What would cause a 240v choke that should give 110v out on a 16w lamp to gradually increase to 160v?

2161


HOW DOES THE ELECTRONIC ENERGY METER WORKS?

2164


what is difference between cpp electrical system and refinery electrical system

2295


What is cut-off rate?

1219


we have 2.2kw,Y,3000rpm motor but 6leads found in TB what happen if we connect in delta?

1908