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Electrical Engineering Interview Questions
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in alternator permanent magnet generator is also connected on the alternator shaft,then y that PMG voltage is very low as compared to alternator?

 1 2513

Difference between transmission line and cable?when ever a large water channel has to crossed it is easier to use cable then transmission line why?

 1 2468

why 2 phase is used in argc furnace? why 6 phase is used in converting machinery?

 1 2355

what is tpmo switch

 3 28691

What are the different auxiliary protections of a transformer?

CESC,

1 2611

The neutral&earth voltage is 0v.But we were connected the lighting load at the time ballast was failed.why?

 1 2729

Why transformer use to generator neutral earthing purpose ?

1 3668

There is two transformers of 2MVA & 3MVA, which transformer is located at the sending end & which is at receiving end. why?

 3 5084

Which has more losses, AC or DC??

Infosys, TATA,

4 15045

What is plc and how to do preventive maintenance

 1 4658

why +24 v and -48 v give to BTS? If -48v protect from surge then why we not use -24 v?

 1412

how the synchronizing is obtained at bus couplers in grid substation? (because there we cannot change the frequency in one of transmission lines like in generator synchronization)

 1846

why it is unable to birds to be on a 220kV 0r 132 kv lines like on 33kV and 11kV lines?

MSETCL Maharashtra State Electricity Transmission Co Ltd,

4 6728

what is dc mator?types of dc motor?losses in dc motor?what is the mechanical,electrical and commercial efficiency of a dc motor?

 1527

what is the difference between a hooter and a mcp

 2 10919

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Un-Answered Questions { Electrical Engineering }

why the neutral line is not giving shock to us if we touch it ?

1332

What is current & voltage ? Voltage perform at any load without current or not?

1368

what is the significance of terminal voltage and phase sequence in the operation of paralleling of two generators?

2013

How to calculate wire length,size & current? ( related to control panel)

1664

what kn of disc is used in 33kv,132kv,220kv,400kv,800kv transmission line

2857




how does this job compare with others you have aplied for?

1231

what is meant by brushed alternator & its working principle ?

1538

A 2083kva AVR was tested, phase to ground shows continuity, what is the implications

505

what is gas turbine intercooling ?

1609

working principle of oil startar

1445

what are symmetrical and non symmetrical components in electrical installation.

1600

Why collecting electrode of ESP to be earthed

1616

we are small scale industry in production of rice & rice bran. Pls let me know how to take contract demand for our industry.. (for information we have total 600.hp)

3441

how to Select its CORE in electrical cables based on its applications? or Application of various types of electrical cable based on it CORE?

2748

How to perform a DC resistance test In Alternator and their proceduces?

1063

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