Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Satellite Systems Engineering (106)
Engineering AllOther (1379)

Engineering Interview Questions

Questions Answers Views Company eMail

how we can select a transformer based on a particular load. suppose we have 4 motors of rating 40 h.p , 50 h.p, 80 h.p & 100 h.p. then what rating of transformer we can select. urgent. pls reply

6 20254

What you would like to contribute to BHEL’s growth?

Bhel, JTP, Kirloskar,

5 21924

pls give proper discription of selection of transformer based on particular load.

1 3769

what is a reactive power? what is the relation with power factor?

2188

How can we calculate the motor frame sizes?

Essar,

3409

when we are going to higher voltage level in substations why we are using Sf6 circuit breakers instead of Vacuum circuit breakers.

3 6018

what is the formula to calculate the fuel consumption of a diesel generator at different diferent load.

Aegis, Network Clothing Company,

4 24886

what is the fitter

DRDO, Gulf Spic, Hitachi, Maruti Suzuki,

6 26646

what are the strenth of 1cum brick work

5 11608

what is a difference b/w earthing & neutral?

ABB, KEC, Sterlite,

5 11887

why we used star delta starter for above 5hp motors

2 7747

how to select a pump (in hp) for lifting water from a Borewell upto a height of 320feet? Is there any thumb rule?

2115

Hi Recently I got one formula that is Impedence of Xformer = Rated KVA/Root 3 * secondry voltage OF Xformer. Is it Right??????

2 4888

Why Powers are named in MW?

1 4490

If Two Generators are working parellel in a network and suddenly the field of one Generator get weakened What will happened if there is no reverse power relay fixed in that Generator panel????

7 10770

Un-Answered Questions { Engineering }

What are sleeve and cotter joint?

1063

What is notching?

What are the causes for the failures of sandwich type (Al) busducts?

1864

DG SET BLOCK DIGRAM

2288

What is eeg scan? Explain the wave patterns seen in an eeg scan.

1026

Time required for curing of wall tiles before fixing

2205

what is relation between SPT N value and driving piles after conducting a soil test?

2185

How will u plan a grounding network for a nw plant....

1887

sir i am apearing for nic exam.i dont know exam pattern.can you please send me some model papers

1989

TO CONSTRUCT A 1800 SQFT CAPACITY UNDERGROUND WATER TANK HOW MUCH CUFT CONCRETE IS REQUIRED AND HOW MUCH REINFORCEMENT IS REQUIRED. FOR COSTING

2513

what/why did you choose your college major?

3761

1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?

4646

How to know the following data of synchronous generator 1. D-Axis Unsaturated Reactance 2. D-Axis Unsaturated Transient Reactance 3. D-Axis Unsaturated Sub - Transient Reactance

2013

What is meant by step-up cyclo-converters?

1076

substation+ plc system

2080

For More Un-Answered { Engineering } Questions Click Here