Hindustan Petroleum Corporation Limited, HPCL Interview Questions ?

1 min


Hindustan Petroleum Corporation Limited has Called for recruitment of Officer trainee – Engineering. There are certain Technical Question which were asked in previous year of HPCL interview ?

1.  What is bore diameter of bearing ?

2.  Why to use LPG in Car ?

3.  Why do a

Rector or Exchanger have spherical/hemispherical end ?

4. Compare between Brayton and Otto cycle.

5. Define Overall Heat transfer coefficient.

6.  How hydrulic power stearing & Clutch works ?
7. How do efficiency loss work in steam turbine ?
8.  How to convert from HP to BHP or CC to Bhp ?
9.  What is the manufacturing process for impellers of closed, Semiopen and open type?
10. What is the principle of operation of simple jet propulsion system?
11. what is the relationship between cop and hp(horse power) of compressor?
12. what is the thermodynamics?
13. what is the use of vanadium (non metal) ?
14. what is unit Ps ?
15. what’s the difference between front and rear wheel drive?
16. whats the range of poissons ratio of a stable material??
17.  Whether ductile material can fail in brittle manner?
18. which engine is more suitable  petrol engine, diesel engine ?.
19 . Why Air Conditioner capacity measured in Ton ?
20. How to find rating of Chiller a.c. plant i.e. how to calculate the a.c. load of an area ?
21. How to measure sound level of engine of tractor ?
22. How turbo charger works ?
23. If I want to set a power plant in desert of ‘Rajasthan’ and I have option of steam and gas power plant ?
24. How to Check  specific speed of centrifugal pump?
25. if u have to give support in 1 km long bridge, where u will give it ?

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3 Comments

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  1. Thanx a lot…………….but
    this is basically for mechanical engg. do you have questions asked in interview for electrical engg.