Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What are the causes of electrical faults?

112

Write down the classification of the transmission line?

114

What is the difference between a fuse and a breaker?

117

What are the commonly used schemes for the bus zone protection?

120

What is electrical earthing?

135

What is meant by reset level of the relay?

134

How many methods use the load flow solution?

111

What is the difference between the relay and the circuit breaker?

119

What is the power plant or power station?

143

How many types of fault occur in a 3-phase power system?

120

What is the importance of earthing?

121

What is the GI Earth Flat Size recomended for 33KV 2000KVA Distribution Transformer

1 253

What is mean by hot and cold loop testing? What is the difference between them?

106

What are the different modes of plc processor?

132

What is mean by hot and cold loop testing?

126


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Un-Answered Questions { Electrical Engineering }

Working of microwave oven?

1268


Why 3 phase induction motor getting supply in body if one of it's phase is cut

766


How to decide and select the different earthing wire size for the different types of earthing

1330


prove that power consumed in 3 phase delta system is 3 times as compared to 3 phase star system

1273


In parallel operation time both NGR’s close or not close if both close what will happen

2692






What is the accepted limit to increase the choosen transformer capacity over the load and why ?

1995


0.5,1,1.5,2.5,4.0.6.0,10,16 square mm electrical wires how much take maximum current in 50htz

1223


In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?

1094


Wind mill

758


State and define ohm’s law?

121


Write down the classification of the transmission line?

114


what is the calculation involved to design the heater to heat 10KL of water in temperature control unit?

987


various transmission tower like .,D tower ,K.C.O tower ,C.C.O tower,K.C.R tower ,C.C.R tower ,H.C.O tower in different tons.

1644


why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?

1833


what is the purpose of shading ring or shading coil in electrical equipments.

3311