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

What is meant by high impedance state in digital electronics?

Dynamic Engineering, Ericsson,

2 27243

While DG is on Load? we can start the capacitor bank?

Inorbit,

3 5997

what is the function of platern water wall in a boiler? and difference between with ordinary water wall?

2347

What should be the earth pit resistance value?

BARC,

7 29335

how many digree of freedom in four bar chain

2407

I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

4037

i need electronics related questions

2207

HOW WORK HEAT PLATE EXCHANGER

1998

What will happen if supply frequency change in Transformer KVA rating ?

1 5817

What is the method of estamating of cable, CB,MCB ?

2180

How can I calculate the require lumen of a room. If I use Tube Light (40 W), Or 100 W incandescent lamp. Please give detail answer.

1 3630

HOW MANY vA=1kv?

2 7232

WITCH CARDS IN USE IN FIRE CONTROL PANEL.

1935

WE HAVE A LOAD OF 55KW MOTOR ITS VOLTS 380 3PH AND ITS TAKING 100AMPS (ITS FULL LOAD IS 105AMPS)AND ITS CABLE IS 4CX50SQMM ,NOW ITS GETTING ABNORMAL HEATUP IN CABLE,PLZ TELL WHY ITS HEAT-UP?(CABLE LENGTH IS 15 METERS ONLY)

10 15697

If load current is 70amps or 50amps what range of CT to install for ampere metering

3 6340

Un-Answered Questions { Engineering }

How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?

3472

why it is not advisable to run low rating (19KVA) DG sets in parallel for long durations even though they are provided with droop ckts (QDC)

1910

What is the history on the invention of paper?

1054

Name other space research instituations in india?

685

how we can calculate the load appeared on programable logic controller.and what is the method to calculate the scan time of PLC.

1601

Contaminants of fuel oil

1980

please send me jindal interview question if any one have?? my id is erabhishekparashar@gmail.com thnx in advance

2121

Noise with uniform power spectral density of n0w/hz is passed through a filter h (w) = 2 exp(-jwtd) followed by an ideal low pass filter of bandwidth bhz. What is the output noise power in watts?

1283

how to calculate units consumption for a 12 hp motor /hr.

1484

in HT service 3ph 4 wire service Y-phase voltage shows zero . whether it is meter fault? or what be the reason ? if y-ph voltage zero ,can current is recorded? reasons for failure?

1937

What is the release of lien?

1186

why traction voltage is 25kv

2231

if flux and load static in dc motor and supply voltage increases 20% then what happened in speed

1906

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

4152

How can metals be removed from aqueous waste streams?

1005

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