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

why the the electrical machine coil are damage ? How to prevent it?

2 4588

in wind mill use 2100 kw asychronous generator ( induction generator ) rotor voltage : 3300,stator voltage : 690, rpm : 1511 type : MRL063E04 ' we check rotor resistance magger value found following. R-EARTH - 00 M.OHM,Y-EARTH-34 M.OHM,B-EARTH- 33M.OHM R-Y: 31 M.OHM, Y-B: 00 M.OHM,B-R :33 M.OHM HOW CAN I TAKE DECISION?pls ans. quickly

Shaifali Rolls,

2316

In structural steel work what should be the wastage percentage considered to order the material( 200x200x5mm box section) in standard available sizes in India i.e. 6 mtrs?

3 9073

A 12.5 hp slip ring motor taking high initial current and its MPCB is getting open.what may be the reason?

3 5423

What should the transformer connection of a 11/220 kV step up and 66/11 kV step down transformer ?

CGL,

4 8259

what is differential pressure transmitter and transducer? how to work?

Idea,

1 6220

What is the function of the circuit breaker failure relay?

2394

What is the function of the auto reclosure relay?

1 5057

in transformer star connection with neutral are shorted. is there is any effect.

1 3592

is there any books available to know the methodology of construction process ( Site Process ) and also find the quantities of all materials used at site.

1 4352

HOW MANY CUBES REQUIRED FOR 7 AND 28 DAYS TEST FOR ALL MIX GRADES.

Ansals, HFCL, Jaypee, Pratibha Group,

4 17247

for a machine R=130 KVA Y=132 KVA B=144 KVA Then what will be the total kva

ABB,

3 6381

why insulators are colured in brown only?

Transco,

3 6754

if 20mm & 10mm coarse aggregate we have consider same prapotion than how to analysis m25 concrete

1 4770

in mass flow meter what is drive friquancy ?

2124

Un-Answered Questions { Engineering }

difference between the applicability of nortons and thevenin theorem

2102

.5Ast

1793

What is a silver and deming drill bit?

1094

what is line balancing

1652

Explain various types of breaks.

1088

what is difference between hybrid model and h parameter model and what is technical use of h parameter model

4012

What is meant by phase controlled rectifier?

1060

hey frnds..i have taken an emergency interview date of 21st july and my school is starting from 8th sept...i was continuously checking the date from 10 days but was not able to get a normal date...so can i get a rejection on this, that i have taken an emergency date.??????

1817

What is star-delta transformer?

1210

What are the apt definitions for apparent power, active power and reactive power?

1069

What is the formula to calculate how to find the amperes in 1ton and how many btu

2122

Usually in the L & T make MCC feeders' power circuit,we have BMR after the MAIN CONTACTOR.,can we interchange their position, keeping the control logic same???

2128

WHAT IS THE CURRENT CARRYING CAPACITY OF 2.5/3 CORE HI TUFF CABLE,WILL IT SAFLEY CARRY 8.6 AMPS OVER 120 METRES,CAN YOU ALSO ANSWER WITH FORMULA FOR WORKINGS OUT ,THANK YOU 3RDYR APPRENTICE.

3577

why are using ahu?

1491

A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03

2020

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