Engineering Interview Questions
Questions Answers Views Company eMail

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

TATA,

2 6590

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

2 3500

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 111398

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 4097

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

3 7156

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

Lupin,

8 25647

on what factor insulation resistance depends

Uttam Sugar,

2 8380

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

1 1768

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

1467

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 2305

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

2369

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

1 3514

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

1668

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

1355

-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.

1563


Un-Answered Questions { Engineering }

how to differentiate between "ALL fuel lost" and "All Fuel Lost" in Boiler MFT condition?

1227


What is real time power factor control panel(RTPFC)?

3818


material required for construction of 1cu.mtr wall (Cement, No of bricks (Brick size 40cm x 20cm x 10cm),sand,Quantity of water

3250


What is the difference between led and lcd?

550


Sir, I want junior executive, Instrumentation question papaer for IOCL, Plz send to arabinda.ghosh83@gmail.com

1682






What is mathematical modelling of systems?

625


What are the ASTM materials used to manufacture boilers?

1562


why swityard is necessrry requirement in any bis power distributin systems?

1881


difrent between vcb acb sf6 and mccb breakers

4593


write a program for reverse a given string?

1602


what is box type waterproofing and how it is exsiccated and what is the method of doing box type waterproofing

1871


How wire size can define in electrical wiring? What is the ratio?

1792


How does cost of generation from hydropower plant compare with other sources of electricity?

616


What will cause if you run your engine in critical RPM continuously?

1804


How to set a Zone 1 distance relay for distribution feeder?

1530