Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What are the main parts of central chiller plant? Explain the function of each stage.

HSL, Shankar Electricals,

3379

What are the Safety measures in central chiller plant? Explain them?

Carrier, HSL, CPIC, JLL,

18 39646

State the other types of Air Conditioners?

HSL,

726




What will be the total current for 300kva UPS if it runs on 40 to 45 percent load. Is there any formula for to calculate the exact load.

Sodexo,

4 13921

Residual voltage & residual current used in which protection?

Qatar Gas, Reliance, Transformers and Electricals,

5 7696

how to read AWG n how to convert AWG reading into mm?

1 3680

volts=230 c=10mf a=??

771

Can anyone tell me what will happen if AC & DC supply get mixed???

9 9520




working of bucholz relay of a transformer

7 17393

what is boucholz relay and the significance of it in to the transformer?

2 3607

How to calculate the ups battery back up? give the formula.

MacLellan, Cushman Wakefield, Exide, Ethio Telecom, Morgan Stanley, TATA,

15 87651

how to calculate the battery Ah? what is the formula.

Cushman Wakefield,

10 42396

why transformers are sometimes kept on concrete benches..?

2 2672

why the flooring of substation is done with small pebbles or stones..?

16 30093

what is blocking diode and what is the use of it in tne control circuit.Pls Explain it.

1 1673


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Un-Answered Questions { Electrical Engineering }

What is Load sharing of Transformer ?

754


IN electrical field, WHAT ALL THINGS THE CUSTOMER WILL ASK WHILE ORDERING FOR LT PANEL (ALL TYPES OF LOW TENSION PANEL)

690


What is K-rated transformer? What is the use of it? What can be the size(pls provide calculation if possible) of K- factor transformer for 550kW,690V motor operating with drive (VFD)?

842


PLEASE SEND ME NTPC RELATED INFORMATION LIKE WHICH TOPICS HAV MORE SCOPE,BOOKS TO READ,CUT OFF...PLEASE.mail at thiru.1203@gmail.com

756


What is the implications when 600 hp motor is started when the unit is running with Transformer of capacity 1500 KVA and DG set of 1000kva

971






Is there chopping current in resistive circuit

784


how slip power recovery system work

1586


if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.

488


can we do the star delta connection of capacitor for 3- phase motor starter.

774


physical identification of HT & LT panel

448


hey guys i scored 910 on GRE and 67 on TOEFL respectively.I have an aggregate of about 74%in my B tech.For which colleges should i apply for an MS program in electrical engineering.I am looking for colleges in NJ,SC,NC,GEORGIA, NY. Please reply with a good response.....

704


What are the classifications of heating element?

727


new 90kw motor installed so how I purchased cable ,fuse,etc please give me technic for cable selected why always capacitor delta connection

623


what is static frequency converter?what is the function...of sfc...?

948


Maintenance of transformer???

169