Electrical Engineering Interview Questions
Questions Answers Views Company eMail

upto how many load can v connect to stabilizer which is used for tv

Sandvik,

1701

what is mean by potential and potential free contacts

2 4327

Why power genaration in India is at 50HZ while America its 60HZ

TATA,

1845

can motors working at parallel operation like D.G set and transformers? It means asking about two motors coupled with same load???

1 3046

In a 3Ph induction motor(old) 6 wires came out from terminal & not mentioned u1,v1,w1,u2,v2 & w2. how can find out the terminals? how can connect to star delta starter??

1 10088

sir i used 3 hp of motor for spraying pump, other home light and other home items which size of allminium pvc wire ix used

1372

what is the illumination level required for child play area?

1593

when the diameter of the core and cable is doubled, the value of capacitance ?

2 7840

in a transmission line if the load is suddenly increased in the receiving end of the system the phase shift will ?

1 7595

what is the difference between MCB and MCCB?

4 5806

How to get a multiplier in 11kv energy meter?

1 3020

In radial network the source is fed from 1 end both ends at central

1591

What would be the size of wire used for 2 Ton of window A.C?

1399

How many sprinklers should be in one pipe line?

1398

How can we design MEP services for Commercial Building in area about 22 Acres of land?

1 8339


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Un-Answered Questions { Electrical Engineering }

What is meant by load angle of an alternator? Upon what factors does the load angle depend?

2535


i have seen one 8.4 MW synchronous motor in a plant located in bellary it is fixed with brushless rotary rectifier ,anybody can explain its start up principle

1484


How short circuit MVA(Fault MVA) in a power system calculated for calculating number of earth plates ?

1788


What is the operating principle of turbo-generator.

1725


Currently what is the highest capacity (MVA) of SPPg generator available in the market?

1307






Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????

1440


what are the dimensions for 200 kva transformer plinth (plateform),in which pcc m20 is used..

10711


(In MEP services) HVAC in AC Plant room what else can we provide if the chiller is not considered?

1560


with 3 phase board on a 63 amp rcd is it ok to have 6 electrical showers 2 on each phase and what problems could happen

1378


What is The Resistance Formula

756


In a power conditoining unit (inverter) of a solar plant when we measure the d.c. current fed by different strings of solar plates to inverter, the current in the negative wire is less almost by 1 ampere to the current in its positive wire say current in positive wire 5 A , then current in negative wire of the same string is 4 A. Since the current entering should be equal to current leaving then why the current is noticably less in negative wire.

1105


how can we make cable shedule for controll wiring ? which details must be required for it.?

1613


sir please send me previous year questions of jspl of electrical section through which i could prepare myself fpr the test.

1465


If the line voltage is reduced to 75% of its rated value then by what percentage current will reduce ?? 75% 25% 50% no change and why ?

1717


how can we understand that where we have to use ac or dc coil for solenoid valve and why?what is the different between coil of ac and dc explain please.

1462