Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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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 7613

can we control operation of PLC from operator station?

3 6338

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

1931

On what principle the sonar/ radar works

3 7633

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

2 4596

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,

1 2185

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

TCS,

3 7792

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 4129

how dc generator produce voltage initially?

Bisleri,

1 3778

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 5738

what will affect low density aggregates on concrete wt?

2 5178

What does threshold mean? what does tolerance mean?

DEWA,

1 5184

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

ATS,

20 161469

how to success for interview

1 2128

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

2 8001

Un-Answered Questions { Engineering }

please send me the L&T Emb. sys. placement papers and entire details of pattren

2406

1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)

2397

sir& friends i want the collection of recent quetions asked in interview of top most companies please send me on my email san.jsr@hotmail.com

1876

what is meant by IGBT how they differ from tyristor ?

2523

apgenco prevoius question papers

2411

plz send jto previous papers

2088

I have 2500KVA transformer delta/star,13.8KV/380V provided with LV 4000A breaker. Already I have 2300KW motor feeder with a full load 90%. Is it possible to connect another 1600A from that breaker? If so how the calculation is done?

3876

SIR plz send me old exam papers for RRB chennai

2791

Anyone answer what is average cost for 1 meter GI pipe Hot dipping

1638

please inform about the date of exam of hpcl for fresh engineers recruitment in mechanical stream?

2155

Please send 110 kv sb station full single line drawing(sld)

2538

Please explain why you are suitable for the position that you have applied for?

2111

plz give sample question paper of hpcl thank you shinde_murali@yahoo.co.in

2046

How much minimum insulation required between 11kv/3.3kv transformer windings?

2497

hi i am eswar i want to know the instrumentation interview questations for eil(engineers india ltd) i have applied for engineer post in eil please help in this.my mail id eswar310@gmail.com

2633

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