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

In CDMA we are use PN'pseudo random noise ",why is is call Noise.

TATA,

2 7828

IN 3 phase induction motor where we give i/p supply & how its working ?

2 4562

How many number of bricks required for 1 cum & how much mortar quantity require for 1 cum

Assurance, Campus Interview, R Tech Developers, Ramdev Construction, Synergy,

22 118114

Laboratory experiments conducted in Mumbai on a particular mix showed a strength of 33 MP a for a fully matured concrete. Find whether formworm can be removed for an identical concrete placed at Jammu at the age of 15 days when the average temperature is 60C. The stripping stress in concrete

CCIL,

2 5220

how we calculate the motor rating of pump for water suction ?its any formula for that plz give thank u

3 8438

Why 24VDC power Supply is used as standard for all loop powered transmitters?

Lupin,

8 28277

on what factor insulation resistance depends

Uttam Sugar,

2 9451

explain how to protect high rise building from the risk of lighting.

1 2454

State uses of different types of stsrters with different capacities of motors as below: a. up to 5HP b. above 5hp to 10hp c. above 10hp to 20hp d. above 20hp

2107

What is power factor? How to improve Power factor? draw a circuit diagram showing the connection of power factor improvement equipment to the electrical instillation.

1 3104

A 7 storey building has a floor area of 35,000sq.ft on each storey. On the ground floor 11KV electrical sub-station is to be erected. A load of 3kw for every 400sq.ft (p.f is 0.8) is proposed for each floor. fire pump 7.5hp, water pump 5hp, lift 2 nos, each 10hp and 20shop load of each shop is 5kw. calculate a. load each floor b. total load of building c. L.T feeders for aech floor and from transformer to main. d. distribution diagram e. capacity of sub-station/capacitor bank f. line diagram

2831

what is load balancing. what maximum load diffence is allowed between phases.

1 4586

-What shall be short circuit current of LV switchgear for a 1000 kva, 11.415kv, 3 phase tranformer with 5% reactance.

2149

-How do you select cable size for a given load at a given distance from source of supply. How do you find voltage drop.

1816

-What should be minimum value of insulation resistance and maximum value of earth resistance at any electrical instillation and what is method of testing the same.

2114

Un-Answered Questions { Engineering }

What are the different ways of Textile Quality Control?

Atwhat condition reverse power relay will act?

2273

What are the limitations of the basic differentiator circuit?

1349

What is portland cement

8156

importance of defining tg or tf in selecting master and slave bts's?

2128

formula for calculation of switchgears(i.e. contactor, fuse, cb, relay etc.), if load current is given?

2225

Difference between RCCB, RCBO and ELMCB.

4111

On what basis do you decide the ONAN (Oil Natural air natural) or Dry type transformer for a project?

1625

Why are separation membranes used between concrete pavement slab and sub-base?

1407

how to find out the name of the users who are currently working starting with the same characters in unix os

1870

What is 100% protection of generator? Why 100% is not used but 95% is generally used?

1064

What is DTSI technology?

1289

can i see mahagenco exam model question paper?

2478

What is the difference between operator overloading and function overloading in C when compared with C++?

1859

how much cement and sand required for 1cum rr masonry

5027

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