Friday, January 10, 2014

Engineering Service Examination (ESE) 2013 Interview Experience - Mechanical-2

Interview Experience ESE-2013
Interview Date : 6 Jan. 2014 (FN)
UPSC Chairperson: Vinay Mittal
Branch –Mechanical
 


Chairperson:- 

 U did ur btech in automobile engg from lingaya inst. Of mgt nd tech. Is this a private clg?
  u r doing mtech in design eng. ok u got a runner-up prize in junkyard. Wt is dat?
 what is utility of wooden air engine?
 where it is used now a days?

What is the application? 
one of ur hobby is teaching children. 
Tell me about dat.
 u do it for a noble cause?

why diesel engine is more efficient than petrol? 
Although diesel is more efficient but diesel have more black smoke and carbon particles?

1 tech-
what are technology to reduce emission?
What is bharat stage4?
What are the pollutants or
emission from vehicle?


2 tech
What is the different type of braking used in automobile?
What is advantage of disc brake over drum brake?
How braking is done in ship?


Chairperson- what is dynamic braking in rail?


2 tech –continue
Types of stainless steel ?
What are the alloying element in stainless steel?
Can we do welding on stainless steel?
What will be the effect of welding on it


3 tech
What is mach no?
In subsonic flow it is less
than 1 or more?
In supersonic flow ?
turbocharger?
difference btwn turboprop nd turbojet?
Difference btw nozzle and diffuser?
What is air density?
Density of petrol?
Which one have density petrol or water? 

Density of mild steel?

Chairperson- we add some additive in petrol? What is dat? We obtained it from some jatropha tree?
Chairperson- in what proportion we add bio-diesel in diesel ?
Chairperson- ok how will u contribute to the indian railway service if u join?

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