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ABC Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Which is the best between SCADA & PLCC & Why ?

2 9712

what are tpes of insulaors& its uses

1 2800

What is the Good Earth resistance value of G.I & Cu. Chemical Earthing & Normal Pipe Earthing?


we have 3 phase 4 wire supply 230/415 V.AC and our distribution is single phase or we have all single phase 220 v,ac operated appliances. and noted the current with help of clamp meter Red to N = 20 Amps. Yellow to N = 45Amps and Blue to N = 30 Amps ( total is 95 Amps ) what will be neutral current on the main .

1 4412


2 4729

What will happen if 2 phase supply is given to 3 phase motor?

4 5654

For backup batteries connection,which method is best? series or parallel ?  

3 6224

What is difference between Over Current & Earth Fault protection?


What is meant by shunt current?

1 2566

How to size Air Circuit breaker (ACB)? What is the most important factors?


When to use Oil Transformer type and When to use Dry type? What is the difference between both?

2 3827

Double Busbar Scheme for outdoor switch yard system (132kv) step up power plant Hi friends 1. in this system both busbars energized all the time. 2. what is the meaning of main BB and transfer BB, 3. step up transformer connect main bus bar all the time or both BB connected through DS switch . 4.bus sectionalization means ? thank you.

1 2217

1 “earthing” for bonding of equipment and circuits to common plant earth electrode potential, 2 “protective earthing (PE)” when this bonding is required for personal safety provisions 3 “grounding” for interference suppressing bonding of screens, sys-tems with ground level 4. low-impedance earthing ? 5.primary earthing system and secondary earthing system what is that? 6.earthing electrode or mesh net earthing electrode ? very confusing , simple but very informative help required ? i will be very very thankful to you guys.


what is the difference between switchgear and circuit breakers and is there any difference between outdoor and indoor switchgear and circuit breakers , and how would you differentiate between switch yard and substation and grid station . thanks


While miss missed name platform fo electric motor how to calculate simple fourmul,?

1 2106

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ABC Electrical Engineering Interview Questions

Un-Answered Questions

Define what are metallurgical microscopes?


How to handle exception?


Topic- looping,function overloading,nesting ,polymorphism. Aim - to write a function with a name buzz-buds,that will check whether the given numbers are buddies or not on the basis of no. of parameters passed during function calling.


What are the difference between overloading and overriding in oops?


Is html 5 backward compatible?


Discuss the importance of vaccination in pediatric healthcare and the role of pediatricians in promoting immunization.


What are the responsibilities of clinical lab technician?


Give some examples of RRBs.


How do I recover data from a crashed hard drive?


Tell about your IFFCO plant visit.


What is the use of section tag?


What service is iis?


What has been the principal reasons for the early traction? - Venture Capitalists


Why denormalization is promoted in universe designing?


What is the difference between stock transport order and stock transfer order?