Electrical Engineering Interview Questions
Questions Answers Views Company eMail

If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a campus site?

2 4066

If the ceiling fan is on slow speed, does it consume less electricity?

2 8224

If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

Focus,

2 8508

What is maximum AC & DC transmission voltage in India? and where?

12 33406

why we get 2 differnet values for power factor in 2 watt meter method in 3 phase

1381

what is the resultant phase shift in a 3 phase power system including neutral if on or more phases gets grounded or short circuited. kindly explain in detail for the reasons...

Enercon,

1 4981

what is the radio of kva & kvar or why calculated kva & kvar

3 5192

Why inverter rating in KVA?

3 16544

is that a problem if i connect a single phase load to a secondry delta connected transformer but i get a neutral from other transformer i the system?

1407

what is cascade speed control device?and how this device control the speed of motors?

ABB,

1568

If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

Focus,

1 3992

When do you use a VFD motor?

3 5749

How many 2 ton window A/c can runs on a 125 KVA generator?

7 29121

Why tripping not occur when the transmission breaks? Doesn't we provide earthfault protection for it?

1 2782

What is Bolted fault?

1699


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Un-Answered Questions { Electrical Engineering }

What is the difference between solid grounding and impedance grounding?

1548


What is capacitance?

751


how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating

1932


What Normal(Tangent) towers and Tension(Cut-point) Towers?

5237


Why HT 11 KV Slipring Motors are connected in star ?

1783






Advantages/Disadvantages of earthing of neutral bus on MSB instead of separate neutral earthing for transformer/DG sets feeding to MSB

2321


in science exhibition how lamp can blink when you clap near the lamp ? thank you

1509


ow can i get certificate of competency as electrical supervisor and my diploma in electrical engineering from jalgaon.

1879


When we have earthing mesh or underground earthing network in industrial plants, weather we have NT-S or NT-C-S kind of earthing system, so eventually weather we must use 4 or 5 wire in 400 volt level (For example 3×150+70 mm2 or 5×150 mm2) in this connection I would like to know exactly the paragraph of IEC or IEEE number

1707


how to select diiferent power transformers of same capacity on no load loss and full load loss by economical point of view.?

1518


what is your majour contributions in your present job

1351


what is the Pickup/drop off ratio in BCPU relays

4172


# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in

1581


in ACB breaker requireding 3200Amps. buscoupler getting OFF mode and again it reset and getting normal position give me a required answer?

1853


A Question Like A Wire Is Wound Whose Resistance Is Some 132. 44647 Ohms. If A Voltage Of 30 mv, 296 Ma Current Is Applied To It What Is The Resistance.

635