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Power Grid Electrical Engineering Interview Questions

Questions Answers Views Company eMail

1.Why hydrogen used for cooling in generators 2.Why electrical equipment protected by ground 3.Why earthing for transmission line 4.What is rms value of half wave rectified square wave. If Rms value of actual wave 2amps.

1 3362

1.what is the contact resistace of CB ? 2.radioactivity should be mesured with---------?

3 7093

what is STUB protection in tranmission system and switch yard area?

9 75276

what is the difference betn earthed and unearthed cables which is commanly used why?

2 7826

What is the difference between AMF panel and DG Synchronization panel? please define the working of both the panels?

3 35469

which electrical supply used for long distance traction 1.1-ph 22kv a.c 50hz 2.2-ph 22kv a.c 50 hz 3.dc vtg 4.1-ph 22kv 150 jhz

3 6311

name the famous power plants present in A.P

1 3033

what will happen when power factor is leading in distribution of power?

10 23851

what is the order of mgnetiation current in a current transformer of 1000A/1A ratio?

2 5561

can we connect both delta and star to the transformer secondary and for what reason?

5 9501

How would you supply a single house hold load from a 3-phase supply coming out of a sub-station?

4 8846

How would you supply power to a village which is very far from a sub-station and has only a 11k?

4 8631

diff.between servo motor and ac motor

2112

What happens if the capacitive reactance of a transmission line is very high?

5 15913

What is R/X ratio? I have heard that this ratio is higher in a radial distribution system.Why is it so? I would appreciate a word. Thank you

1 21173

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Power Grid Electrical Engineering Interview Questions (80)

Un-Answered Questions

Which is better malloc or calloc?

1157

What problems are generally faced while posting results to fi?

996

financial managers are responsible for obtaining and using funds in a way that will maximize the value of the firms. Please explain.

2291

What is MIME Type?

1203

Why data science and data scientists are needed?

335

Explain where are the backup files are present after creating the queue manager?

1026

What is the use of adding comments?

167

What does f9 do in word?

636

efficiency of diesel generator set:kwh x 3410 x 100/ fuel in ltrs x 0.87 x 2.2 x 19000. is it correct formula

2527

Difference between weblogic and websphere?

906

How to pause a test execution for 5 seconds at a specific point?

1065

Apportion Rs 125000/- Nett loss among the partners A,B,C as per their sharing ratios 32%,16% and the balance to C. Pass journal entry

2108

What is encapsulation with real life example?

1088

How does the thermostat work?

1106

What is the difference between a unique key and primary key?

1004