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

which tests are performed in central air conditioning

Blue Star,

2039

what is the installation process for lifts

DLF,

2322

is it necessary for 200 kva transformer to have marshaling box and cu plate earthing for neutral

Blue Star,

1 2852

redundant connection in contactor?

Emerson,

2503

why effective resistance should be more than static resistance in transmission line?

2102

what is the difference between EMF and potential difference??

3 5343

how many testing use in power transformer?tell equipment names?

ABB, Electrical,

2 5863

in basic 2 phase will short means tripping the power but spot welding 2 phase shorting but not tripping it will welded why.....(Q)

1954

3 phase Motor will be given 2 phase after 2 to 5 second we given 3rd phase so Motor Run sum-time in forward or sum time run reverse direction. All time phase sequence is not change. Why motor run in reverse direction? Please Explain........

1962

Can any one advised me how we can measure the losses in a 11kV/415v power transformer? We have no access to the incoming mains into the primary of the transformer. Can one derive something useful by measuring temperature rise in the transformer?

Dexdyne,

1 3447

why using earth testing rod 15 meter 30 meter long to each other?

1 3637

1 unit or 1 kwh means how much kva

TATA,

7 23643

In Abutment walls (A1 side) why we are adopting fixed bearing (POT-PTFE)?

2090

what is bms?

Emco,

4 8265

Why Magnetic Core Balance test is performed only on Star side of Transformer and not on Delta Side of Transformer (Vector Group Dyn11)?

1 3827

Un-Answered Questions { Engineering }

For the second gear in a synchromesh system, the drive transfer will be through a) U1, U2, C, F2, and splines b) U1, U2, C, F1, and splines c) U1, U3, D, F3, and splines d) U1, U4, U5, E, F2, and splines

1374

1.why we are using blocks in withoutgaplightning arrester 2.why we ar using bushing in withoutgap lightning arrestor

2036

What happen when change order of CT in GIS feeder?

1651

What is a good source of equations for calculating discharge flowrates from accidental releases?

1127

The internal dimensions of a wire house 15m*5.6m and the maximum height of piles is 2.70m. What is the maximum number of bags to be stored in two piles ?

2231

hii sir. how will CAE/CFD courses useful to B.tech freshers? is this courses useful to getting job in automobile industry? plz give some advise...

1838

Why we are using only Dyn11 tranformer in distribution system but not using a Dyn1 in distributing system?why not and advantage and disadvantage in both

2735

WHAT GOAL DO YOU HAVE IN YOUR CARRIER?

2431

Purpose of lubricator in a large diesel engine.

1974

Define what happens to the series current , load current and zener current when the dc input voltage of a zener regulator increases?

1205

What will you do when scavenge fire happened?

1887

please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com

2190

How line capacitance & line inductance varies with increase in height tower.

2332

What is op-amp?

1127

Why will an ice cube placed in a cup of hot rotating water spin automatically faster than the water itself?

1152

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