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

Satellite Systems Engineering (106)
Engineering AllOther (1379)

Engineering Interview Questions

Questions Answers Views Company eMail

IN THE CASE OF AN ELCB, IF THERE IS ANY UNSTABILITY BETWEEN PHASE AND NEUTRAL IT MAY TRIP. BUT MY QUESTION IS WHEN A LOAD IS CONNECTED IN BETWEEN P AND N, THE LOAD CONSUMES SOME POWER AND THERE IS A DIFFERENCE IN NEUTRAL WITH RESPECT TO THE PHASE. THUS ACCORDING TO ME, THE ELCB WILL AUTOMATICALLY OPERATES WHEN EVER THE LOAD CONSUMES-- I KNOW IT IS WRONG. BUT THE SOLUTION IS?????????

KSEB,

1 4384

while we select CT, why the CT ratio is divided by 5?? ex:250/5,15VA,CLASS-1 CT.Why it is divided by 5??Help me please

2 5072

Capacitor panel CT is normally fixed on Y phase of the main panel.why???

3 9256

what is the step by step formula for calculating bus bar phase and neutral size of a panel board.suppose the incomer of panel board is 100A..???step by step answer please

1 3784

what is the function of capacitor duty contactor in an capacitor panel???

4158

How to fix toll charge for a particular vehicle at toll booths in a highway?

2005

WHAT IS THE LAP LENGTH FOR COLUMN WITH DESIGN MIX M-35 RCC

Omaxe, Shoba Devlopers,

7 15266

What should be the overcurrent, instantaneous overcurrent, short cicuit current settings (i.e. how many times of motor full load and what is the time duration) for a motor?

1 3000

How to calibrate the control valve.

1 5336

12.5 KVAR capacitor 440V gas filled, Its used for windmill purpose, How can i know about microfarad value for this capacitor

2 4908

I know the Capacitor value- 12.5KVAR, voltage 440V gas filled, then what is the formula for calculate the microfarad value for this 12.5KVAR capacitor

2 4335

can i use 2000/5A Clamp meter to measure HT cable

century, Engro,

2041

what is the difference between pre-emphasis and modulation?

2134

8mm steel not available at site used bar 8mm and 150cc please tell me specing i used 10dia bar write formula please

Bestech,

4 9584

rate of 1cum brick masonry please immidate

Bestech,

2 6671

Un-Answered Questions { Engineering }

Where do you put the oil in a compressor?

1213

In ht capacitor ckt we are using LBS Panel it having isolator with fuse, one of HT fuse flash over, so what is reason behind this event.

2101

What is 1:1 redundancy ?

2398

what is the tensile strength of 10swg and 8swg gabion wire?

2038

CATIA:VARIATON IN SIZE AND PATTEREN

1957

What is the difference between a 3 winding and 2 winding Potential Transformer

2301

What is hem?

please give me all the Alarm .Trip ,Safety Relays & Conditions of Diesel-generators mail me on ashokbabunhce@gmail.com

1978

What is the previous name of Cox's Bazar

2260

what is transient stability analysis means?

2162

what do you mean by a p-code?

2086

What is the turbine and how does it work?

1116

what is jdbc bridge?

2273

actually i can't understand what is 3dB ? and it's really not clear to me.please any one let it me be cleared.

2270

What is inductor?

1381

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