Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How Diesel Generator start ?

ITC Infotech, Voltech,

1926

How to resolve if Diesel generator stop while running ?

Toyota,

2622

what is recommended breakdown voltage of transformer oil?

5 5493

Why is it not possible to operate a star-delta transformer in parallel with delta-delta transformer?

1 4266

what is mean by VCB colour code..???

Student,

1 4867

PID controller details

1 3229

why commutator are not used in rectification purpose in power electronics?

1 2753

what is the mean of short circuuit current ( for ex. 50KA)?

Weltech Engineering,

2 4870

i have done diploma and btech in EE and live in Chandigarh so kindly help me how can i make my competency certificate in my area.

Multi Metals, ONGC,

1785

10 Mtr Hight of Lighting Arrestar how much area coverd??

OmniActive,

2027

how we are desining 63.5 ohm resistor for NGR of alternator?

1 5387

what voltage generated earth tester meter when we testing the Earth point ?

Cognizant, CTS,

1 4888

how to calculate unit consumption on 3phase 380-415 v0lt kilowatt motor eg ( 55kw,380v,3phase 50-60hz)

1 3072

How may I enrol or get admission to your program?

1476

why secondary of transformer always grouded?

IIUC, Sodexo,

1 2912


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Un-Answered Questions { Electrical Engineering }

While testing LA mast,What are the parameter limits ?

1457


how to set the time in digital timer ?

1564


Can we check ELCB constantly from R1 to R8 phase in 1 no DB?

1227


i need project topics along with circuit diagram in the electrical and electronics engg and also some websites regarding projets.

1581


transformer spections :: input voltage 0-110-230v; output volage 0-10-12-14v; amp=3A using CRNO CORE, capcaity=50VA primary turns = ? ; secondry turns =?

1664






What is highest size of HT motor like 11 kv or 33 kv,and how to make it 750 rpm.i think the size will be very big.any idea ? pl. reply..

1509


can anybody tell me that for p.f. Improvment we use capacitor banks but how to decide its capacitance. As we all know how to calculate kvar but what abt capacitance value

1399


What will be the fault current of any system when its generation is 10% of BASE generation( FUll Load )?Will is 10% or the same as full base calculation?

1430


what is the use of vcb & isolator in substation?

1893


draw the block diagram of fire alarm?

4992


how to protect motor in dol starter having capacity of 30 hp.40 hp?

2768


Which motor will you choose which can operate in both lagging as well as leading power factors?

656


which VFD is better ( LT or HT)

1600


What happens when ac supply is given as excitation voltage instead of dc supply

3140


How can get elongation of 2 k.G aluminium, if elongated aluminium dia is 2.5 mm?

1824