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Engineering Interview Questions
Questions Answers Views Company eMail

what will happen if the prime mover on the field excitation of the on-coming generator fails?Explain.

Ahsanullah University of Science and Technology,

5011

why earth fault current is always less than the o/c

 2 3540

How can calculate HT side VCB? For example I have 1250 KVA load what will be HT side VCB Amp.range and what size XLPE cable I use for HT side.

NASSA, Orchid, SB Automation,

2 16006

how can read number 1 to 100,without use anyloop.

 1276

why Torispherical heads are used in pressure vessels?

India Cements,

1 6298

We have 250 KW x 2 motors, which are load from 25% to 100% varying load in every minute , so how can we compansate the power factor. pl give your opinions on the above subject.

 1417

1. Design a counter which counts 0, 4, 8, 2, 6, and repeats using: 1.a using JK flip flops 1.b using T flip flops 1.c using D flip flops

1503

hw to calibration a control valve?

 3 24597

2. Modify your design in question 1.a so that the circuit works according to the following function table X Y F 0 0 Clear 0 1 No Change 1 0 Parallel Loading 1 1 Count 3. Design a circuit that detects the pattern 010 in a serial input X considering: 3.a Overlapping 3.b No overlapping

1455

Minimum spacing of 2- bars in column, beam, slab

 10 54773

how we calculate capacitor bank mvar for 11 kv distribution networ , and i need releation between capacitor bank with voltage, frequency, current, pf

 2 8044

I have a 1000 kVA Transformer(11kV/0.415kV) and a APFC panel of 400 kVAR(LT).Now if i want to remove the LT APFC panel and install a HT(11kV) APFC panel on the HT side is the HT APFC panel will work same as the LT APFC panel(improve the power factor),if yes what will be rating of the HT APFC panel?what is the formula to calculate HT APFC panel rating???

 2 8544

draw a ckt diagram i/p 230v & o/p 80v??????

CMC,

2045

What is float cum boost charging system?

 1579

What is trickle charging system?

Absotherm,

2 4219

Un-Answered Questions { Engineering }

Tell me what is color recipe?

1

whether anyone has VEDANTA written question papers?if so send me soon i've placements in dec 2nd week

1831

Define buckling factor?

878

Atwhat condition reverse power relay will act?

1799

What is the difference between in Fourier series and Fourier Transform. and please tell me the difference between both of them and the why we use them in communication system?

1511




Actual using of tube bender to bend 2 opposite 90 deg at correct measurement center to center of tubing.

1497

what is amplifier?

584

Are all metals heavy? Explain.

540

What are the purposes of spiral gear in a purifier?

2067

Define what is meant by filter?

678

I would like to know how to size a partial combustion reactor processing methane and oxygen, as a function of the flowrate and of the pressure.

550

Tell me why 440 volts instead of 660 volts in 3 phases of supply system?

561

please send previous years question papers of JuniorEngineer (ELectronics)in RRB.

1565

selection of the zener barrier for the hazardeous area zone 0

1775

What are the different types of hydro schemes?

673

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