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ABC Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Which is the best between SCADA & PLCC & Why ?

2 9920

what are tpes of insulaors& its uses

1 2965

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

1875

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 4594

I NEED THE CABLE SIZE. I=800A AND P=315KW

2 4980

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

4 6053

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

3 6481

What is difference between Over Current & Earth Fault protection?

1936

What is meant by shunt current?

1 2736

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

1788

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

2 4022

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 2415

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.

1601

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

1739

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

1 2301

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ABC Electrical Engineering Interview Questions


Un-Answered Questions

How do you debug a program in python? Answer in brief.

469


Write a java program to find the route that connects between Red and Green Cells. General Rules for traversal 1. You can traverse from one cell to another vertically, horizontally or diagonally. 2. You cannot traverse through Black cells. 3. There should be only one Red and Green cell and at least one of each should be present. Otherwise the array is invalid. 4. You cannot revisit a cell that you have already traversed. 5. The maze need not be in the same as given in the above example

2132


Define linear regression?

102


Is windows 10 better than windows server?

115


Have you ever helped resolve a dispute among others?

719






What are features of react.js?

167


Draw a P& ID showing – orifice flange, plate, dp transmitter, isolation & bypass valves and tubing.

1500


What is auto invoicing? Explain : oracle accounts receivable

612


Why select Web API?

564


What is the current version of visual studio?

427


How do you concatenate strings in mysql?

520


1.provide a brief write up on why you consider yourself suitable for the post voting your major achievements? 2. Mention your position in the hierarchy and the levels above and below you ?

1144


Why is it important to sort waste?

468


Define a form collection?

569


What are the different types of subquery?

612