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Engineering Interview Questions
Questions Answers Views Company eMail

why in motors dc extitaedtion is prefer

 1 1721

The capacity of the transformer is 20/25 MVA, Ratio is 132/11 KV, Vactor group YNyno. and impedance is 10.07%. As per the calculation the secondary current is 1312.2Amps. The maximum fault current the transformer should sustain is 13.030KA. How many times the transformer should sustain the maximum short circuit current of 13.030KA over a period up 1 Year. The transformer is repaired one & 10 Years old.

 1 8552

How to derive detailed design of Suitable bus Bar for 100A for 6.6KV?

 1455

Why in Digital Megger for finding Insulation resistance,-ve is applied to core or conductor and +ve is applied to ground.

ACC,

1 3189

During Millivolt drop test current leads are applied in the extreme ends and voltage leads are given just before the current leads.. what will be the difference if voltage leads are given in the extreme ends? and why?

 1 5945

why we use MV panels??? what's r all the needs

 4 17330

What is the difference between generator and turbo generator - related to power gereration

 1 4941

What"s mean by water bound macadam road(WBM)?

Simplex,

11 136756

Please convert 1 kg (mass) of Liquid LPG into Ltrs (volume) of LPG Vapor.

Wak gas,

2 18637

what is the advantage of NiCd battery over Lead acid battery?

 1 3350

The power factor of the fixed load is 0.8, now the p.f is varying from 0.8 to 0.5.

 1586

explain in detail about life cycle of thread

 1842

what will happen while giving 2 phase supply to 3 phase motor

 5 5627

Why cant we connect the motor output to generator and then generator output to motor ?

 4 5787

who invented active elements? plz give me the complte details of active elements...

 1426

Un-Answered Questions { Engineering }

why do we use spark detector inside the slip ring brush compartment 0ona slip ring induction motor?

1639

What is the IEEE norm for % increase of AMC for lifts year to year in a residential society.

599

what are the changes in concrete pour height as per IS 456, 2009?

2715

Any body have know try work calculation ???

993

What is the function of flux in welding?

560




What are the advantages of cad software?

668

Define blind hem?

1

we need a ntpc previous papers

1461

How does and why the recrystallization temperature of the metals affects on alloying?

542

What do you mean by Frame 5 Gas Turbine as well as Mark II.

2063

Determine the BTU size of an aircon for 20 sq metre room

1460

What is the procedure of calibration of Load cell?

1500

start-up procedure of a centrifugal compressor

2952

Differentiate between ppi and input output devices.

632

Define ply yarns?

1

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