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Engineering Interview Questions
Questions Answers Views Company eMail

Transformer rating=> 15/20 MVA.Why there are two raings? What should be the rating of the fuse at the secondary if the voltage level is 13.8KV/4.16KV?

Bhel,

1 6639

can we control operation of PLC from operator station?

 3 4830

what is the reason for connecting hvdc monopolar line with negative conductors

 1398

On what principle the sonar/ radar works

 3 6019

why to use 50hz only in tansmisson and as well as in distribution why not60hz?

 2 3467

how many pulses are required by a ac induction servo motor of 4 poles with 50 Hz frequency to rotate by 1 degree?

United Phosphorus,

1672

what is the exact difference between zener breakdown voltage and avalanche voltage??

TCS,

3 6417

In a overhead system why the voltage between line &ground is taken for basic comparison ?and in case of underground cables the comparison take only by the voltage between cables?

L&T,

1 3272

how dc generator produce voltage initially?

Bisleri,

1 2990

There is a toy train that can make 10 musical sounds. It makes 2 musical sounds after being defective. What is the probability that same musical sound would be produced 5 times consecutively? ( 1 of _____) ?

TCS,

2 4630

what will affect low density aggregates on concrete wt?

 2 4152

What does threshold mean? what does tolerance mean?

DEWA,

1 4163

how many cubic ft. for 50 kg ( 1 bag ) cement?

ATS,

20 154748

how to success for interview

 1586

the single phase voltage is 230 volts and threee phase is 430 v.why three phase is not 660 v?

 2 6834

Un-Answered Questions { Engineering }

what material is used in capaciter

1465

Which type of DG need Netral Earthing?

4494

What is sae? Mention the importance of sae to the automobile domain.

1161

What is called limb of a transformer?

601

whatis the test condition for the leakage current rating for 25kv high voltage test on PVC armoured cable?

1389




hi all I got two exam call letter one from maha ganeco & other from federal bank both at same time & same date which should i choose (note I am eng. grad.)

1675

what is the importance of earthing system on the generators big capacity and small?

1304

How do I interpret water vapor imagery?

474

can i get the 2007-2009 question papers of APGENCO? plzzzzzz

1711

why US countries maintains 110v and 60HZ

1722

Explain Need of a starter in a dc motor.? Also explain any two starting and speed control method of dc motor?

1236

any book or article on pumped concrete.

1723

Explain the term 'Gross unit rate' and identify the items that may be included in the gross unit rate.

10811

how do you calaculate the total steel quantity of an rcc building using thumb rule?

3193

If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?

1353

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