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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Neutral CT for 45MVA 132/11 KV YNd11 Transformer. NCT REF CLASS-PS or 5P20 with 20VA burden which is suitable.

1 1824

If a three phased motor or not working phased change on poles so how to find which one red yallow & blue

1 1714

What is difference between ct&pt transformers?

Adgas,

4 3250

what is difference between neutral& grounding?

6 3413

what is thermal resistance of PVC Cable.

1193

What will happen if we give 220v supply on both sides to the bulb

Exide, Sumeet Industries, Toshiba,

6 7079

In Induction machines which type of emf is induced ( statically or dynamically)?

1 1694

What is the difference between multimeter

1232

How does a ideal c.t. works ?

1326

What is the lower limit of break-down voltage of converter transformer.

Tata Steel Limited,

1292

What is Harmonic affects in power system. what is unit of harmonics and how to measure it. how much value should be in power system.

1 1857

Is RTCC panel needs any control supply.

HPCL, Schneider,

1311

What is the maximum advisable distance where it is required to interconnect a 500 KVA 480 V 3 ph transformer and the main panel or MCC ignoring the voltage droop affectation, does it is exist any standard about it?

2 1665

what is the difference between c power and U power acb breaker

Radisson Blu,

4469

11 KV distribution system where neutral is produced ?

ciss, TATA, Tata Motors,

4 3998


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Un-Answered Questions { Electrical Engineering }

Explain Active power,reactive power,how its related to each other , & inductive ,capacitive.

1287


What is the limitation of kirchoffs law?

464


When we need up only in o/p 440v, so why we use directly in 11kva in input?

1075


why chock were used in old tubelights but are not newest tubelights?

1188


temp of cast resin 1500kva tx formerwent up to 138.c but came down very fast to about 100.c within 20 mins when load was reduced from 70% to 60%

1327






operation of protection relay watchdog contact?

1763


Load break swicth maintenance procedure.

1143


how did i get the competency certificate as electricle supervisor. iam completed my b.tech.but i dnt have any experince, this certificate is required for applyng ongc mangement trainees. what should i do sir please suggested me

1305


132/6.6πš”πšŸ πšπš›πšŠπš—πšœπšπš˜πš›πš–πšŽπš› πš—πšŽπšžπšπš›πšŠπš• πš‘πšŠπšœ πš˜πš—πšŽ πšŽπšŠπš›πšπš‘ πš™πš’πš πšπšŽπšπš’πšŒπšŠπšπšŽπš. 𝙸'𝚟𝚎 πšŠπš—πš˜πšπš‘πšŽπš› πšπš›πšŠπš—πšœπšπš˜πš›πš–πšŽπš› 𝚘𝚏 6.6πš”πšŸ/415𝚟 πšŒπšŠπš— 𝙸 πšŒπš˜πš—πš—πšŽπšŒπš πš—πšŽπšžπšπš›πšŠπš• 𝚝𝚘 πšœπšŠπš–πšŽ πšŽπšŠπš›πšπš‘ πš™πš’πš 𝚊𝚜 𝚘𝚏 13/6.πš”πšŸ πšπš›πšŠπš—πšœπšπš˜πš›πš–πšŽπš›?? π™Έπš π™½πš˜.. πšƒπš‘πšŽπš— πš πš‘πš’??

403


What is the restart inhabit setting in ABB spam150c relay (Motor protection relay)

2697


Wind mill

1232


what is acceptance test in electrical engineering.

1525


What is the different between conventional MCC and intelligent MCC? Common controller or controller for each bucket

400


why we use sinosidal voltage / current instead of others in system?

1408


Why it is necessary to isolate fire fighting when you are taking shutdown for lv board.

1026