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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What are the causes of electrical faults?

139

Write down the classification of the transmission line?

146

What is the difference between a fuse and a breaker?

158

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

150

What is electrical earthing?

171

What is meant by reset level of the relay?

158

How many methods use the load flow solution?

148

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

145

What is the power plant or power station?

181

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

158

What is the importance of earthing?

150

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

1 306

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

133

What are the different modes of plc processor?

158

What is mean by hot and cold loop testing?

157


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Un-Answered Questions { Electrical Engineering }

how to extend relay operating timing in 24V dc relay card (without using Timer )

990


if there is nutral in phase why we use earthing wire and grounding? even at fault condition the fault current flows to neutral (it is a lower path)

902


There are a trformer and an induction machine. Those two have the same supply. For which device the load current will be maximum? And why?

165


Grid fault level [KA]?

1718


How you calculating the 30 Hp 3 phase AC motor of power what size of cable is used for this motor?

705






slipring induction motor starting time Lrs operating why lrs starting time lrs outer body didn't get shock

1005


Can 33kva/415v transformer be run underground? If the answer is yes why and if the answer is no why?

710


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

1582


how indusrial diesel generator work

1008


what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.

815


Is it good to short Neutral and Ground in the PLC or DCS main Power supply. Pls give YES or NO with reasons...? Simarpreet

1623


In MEP Services what are parts of STP and what are there function?

1670


How REF protects transformer alone? explain with diagram.

535


How many VSC based HVDC are there in India and the world

1252


how to calculate the loss tangent of electrical cables

1123