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 7787

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

2 4527

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 117872

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 5175

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

3 8400

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

Lupin,

8 28191

on what factor insulation resistance depends

Uttam Sugar,

2 9426

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

1 2429

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

2088

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 3069

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

2819

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

1 4555

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

2135

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

1801

-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.

2103

Un-Answered Questions { Engineering }

why don't we use the generator as a motor? and what will happen?

1897

Anyone have thesis paper about "Electrical Load Forecasting" . Or the web addresses where people usually upload their thesis paper except IEEE.

1884

How much cement and water required for cement selery????

1962

I want formula to calculate current loss with distance in km.I searched many sites but didn't right answer.Plz reply me

2082

Where do you see after 5 years

1487

From where compressor recive power in automobile?

3620

What is method of calculating the fault current for a MDB, 50KW, 3PH, 415V, 50HZ?

2147

What are the assumptions made on conservation equation?

1068

what are the different ripple removing circuit . which one is better and why

2454

Explain the approximate cost of the corrosion penetration monitoring system(cpmp)?

1021

I need to constructive work in amaraj batteries

1867

What is the main purpose of power electronics?

1049

For fine aggregate which is most suitable River sand or crusher sand & why ?

1786

Discuss about the costumes of Gupta period.

What are the two types of cyclo-converters?

1137

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