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

What is the difference b/w EMF, voltage & potential difference?

1 5274

What are the safety devices in generator.

13 89215

How a pH sensor & analyzer work at waste water treatment plant, whats the principle & science is beyond this,How pH sensor sence & convert signal & move toward analyzer & analyzer show reading in percent? also what is temperature compensate option in analyzer

1 9289

How a conductivity sensor & analyzer work at boiler, whats the principle & science is beyond this,How conductivity sensor sence & convert signal & move toward analyzer & analyzer show reading in percent? also what is temperature compensate option in conductivity analyzer

2789

How a oxygen sensor & analyzer work at boiler or furnace, whats the principle & science is beyond this,How O2 sensor sence & convert signal & move toward analyzer & analyzer show reading in percent?

2 9094

what will be the principle & application of dissoled oxygen analyzer at wast water treatment plant at oxidation basin & how it work?

1 4955

Two alternators say 1 & 2 are poised to parallel operation. But at the time of paralleing alternator 2 gets out of the system by tripping Earth fault relay. Please send me reply why this is happening?

2 7114

types of motors suitable for escalators with reason

2 11454

what happen if we give 220 volts dc supply to d bulb r tube light?

Genus, RMSI,

4 10308

Explain briefly about current , voltage and power

L&T,

6 10128

define electrical field?

L&T,

6 8791

why vertical type mufflers are used in highway trucks? (other them space constrain)

JSW,

4 8126

FOR CO/CO2/O2/NOX applications which of the following manufature is best? and what is the basic principle of gas analysers? ABB/YOKOGAWA/EMERSON/SIEMENS/TELEDYNE/THERMOFISHER

4 7705

Testing report of Earthing of 3.15 MVa PTR.

2585

Off-circuit Tap changers in distribution transformer required

1 3643

Un-Answered Questions { Engineering }

If two Transformers are connected in parallel having impedance of 50KA in both transformers will the impedance increase or decrease after connecting transformers in parallel?

2076

A 400 V, 50 Hz, Δ connected synchronous generator has a field reactance of 0.1 Ω and armature resistance of 0.015 Ω. At full load, the machine supplies 1200 A at 0.8 pf lagging. Under full-load conditions, the friction and windage losses are 40 KW and the core losses are 30 KW. What is the machine’s overall efficiency? Ignore any field circuit losses.

1923

What is core CT & it's function?

2085

Why is buprenorphine less addictive than other opioids?

1040

How do you communicate and collaborate with R&D, design, and other departments to ensure seamless production processes?

what do you mean by type zero control sytem ?Give an practical example of type zero contol sytem?

1976

Tell us what is seam?

what is mass flow rate of steam of 7 kg/cm2 pressure in 1 inch id. pipe.

2914

PREVIOUS AND NEW companies positive and negative points AFTER LIVING

2129

What is Cell Splitting?

2029

Define modulation.

1064

what is the difference between c power and U power acb breaker

6423

Give some differences between open loop and closed loop?

1121

how much percent are used 20mm,10mm?

1970

When did rakesh sharma return from space?

970

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