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ONGC Electrical Engineering Interview Questions
Questions Answers Views Company eMail

could mail me the question papers for the test.

1 2819

why transformer donot allow the dc?

17 19741

Briefly describe your ideal job?

2231

why did youi choose this career?

1454

what is neutral grounding? why is it required? what is neutral grounding resistor and how is its value calculated??

11 59462





What will happen if 230V DC motor connected to 230V AC Supply?

15 50171

what is the suitable voltage of transmission line to transmit 10000w power through 250 km. (a)11kv (b)33kv (c)66kv (d)132kv ]and please tell me whats the logic behind it

7 17365

how we can find of current direction(supply comming/out going direction) when a transmission line passing through sides.

1561

formula for cable size calculation for current?

10 38469

what is the CT of protection and CT of metering ? what is class 5P10 & 5P20 and class PS ?

16 118195

how many types of colling system it transformers?

8 16481

how to test the ht machines?

1281

what is DAR test?

2 17916

why using touble tube lamp use in factory?

3 4041

how is working bearing heater?

1305

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ONGC Electrical Engineering Interview Questions


Un-Answered Questions

what has been your most successful job experience in speech making?

407


Can you define data discretization?

47


Define the one-to-one relationship while designing tables.

277


How will you allow a class to be inherited, but prevent the method from being over-ridden?

268


Explain the header data in layout set.

297






How do you use conditional formatting in excel?

118


What is the default port no on which sql server listens? : sql server DBA

277


How do I repair microsoft excel?

116


Does unicode support all languages?

252


Table A Table B 1 1 2 1 3 1. Union & union all --> A Union B , A Union all B 2. Minus , Intersect --> A minus B , B Minus A , A Intersect B 3. Joins A join B , A Left Join B A Right Join B , A full Join B 4. %Type - Uses & Benifit 5. Truncate & Delete 6. Pragma Autonomus Transaction 7. how to Perform DDL from function or procedure 8. Can we have DML inside Function 9. Rank & Dense Rank diffrence 10. Water Mark in Oracle 11. Index , Can we have index in all column of table if no then why ?

234


Where is the iis manager in windows 10?

263


how do u calibrate the vacuum transmitter if it shows more reading

1278


When we can go for pre-validations and when we can go for pre-stage?

137


What is the latest android operating system?

301


What is treeset in java collection?

243