Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Engineering Interview Questions

Questions Answers Views Company eMail

21. What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing? 22. What are the protections to be used for Generator? 23. Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0 24. What happens when the polarity changes in CT? Explain briefly? 25. Explain the Term in CT Name Plate – Class: 5P10

3 9659

How to calculate cable size in sq units based on motor rating is KW

2 6843

what is the full form of XLPE adn there use.

Voltas,

4 31088

What is Difference between the communication and transmission?

1 3764

What is Soil & Whats the type of soil are there? What is Ultimate & safe stress?

L&T,

1 6981

If i have 4 Allen Bradely make RS logix 5000 PLC and for viewing that we are using 4 RS view SCADA for 4 different packages. Now, I will want to view two packages on only one SCADA. Then how i will do it?

Essar, Reliance,

2440

what is the difference between power transformer & distribution transformer and what are their ratings respectively?

4 8379

what happen if transformer neutral not earth

2 7599

sigal phase supply is 230 v ac two phase supply is 415 v ac then why three phase supply having supply is 415 v ac why not 690v ac

2 5954

which processor is used in dcs.

ABB, Wave Distillery,

2316

1. What is differential relay? How it operates?

3 6208

How to calculate the Short Circuit Impedance in Transformer?

3 8001

What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?

2085

While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply?

2 6512

What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer?

2051

Un-Answered Questions { Engineering }

how many running meters in one kilogram of 4mm pvc coated chainlink fencing

1136

what are the reasons of CT circuit faulty in busbar protection scheme?

1516

State the difference between ultimate and proximate analysis of coal ?

1215

Describe your approach to project management when overseeing the launch of a new product line or implementing process changes.

explain key exchanges in all security modes WPA,WPA2,TLS?

2105

What are the main cultural reasons in the change of fashion?

Explain rf?

1160

What is the gauss`s law?

1195

Tell us design gray to binary code converter?

1091

Bitumen grades are 30-40,60-70, 80-100. what is mean by 30- 40

95011

Is there any Electrical supervisor license which gives permit to work whole India rather than individual state??

1934

When a sample of germanium and silicon having same impurity density are kept at room temperature then resistivity of silicon will be higher than that of germanium, why?

1039

For the same order of doping, why does n-type semiconductor exhibit larger conductivity than p-type semiconductor?

1225

for 5KW resistive load can anyone please suggest me whether to go for UPS/Inverter or Generator depending upon cost calulations

2157

Explain how can viscosity affect the design of a mixer?

1156

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