UPSC Engineering Services (IES-ESE) Interview Question for Mechanical Engineering

Mechanical Engineering IES Interview Question collected by previous year interviewee

1.       What are the different types of fits? Explain?

2.       What are the factors that can affect the Factor of safety selection?

3.       What is heat treatment and why is it done?

4.       What are the rules that must be kept in mind while designing castings?

5.       What are the points that should be kept in mind during forging design?

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6.       Describe briefly the different cold drawing processes.

7.       What are the different theories of failure under static load, explain briefly?

8.       What are the assumptions made in simple theory of bending?

9.       Why stress is considered important in a shaft?

10.    What do you understand by the Hooke`s Coupling what are its purposes?

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11.    What kind of materials should be used for shafts manufacturing?

12.    Why should a chain drive be used over a belt or rope driven drive? State pro`s and con`s?

13.    What are the different types of springs and explain them briefly?

14.    During the design of a friction clutch what are the considerations that should be made?

15.    What is bending moment?

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16.    What is the difference between a Shaper machine and a Planner machine?

17.    What is the importance of the Thermodynamics in the field of Mechanical Engineering?

18.    Explain the nomenclature of a 6203-ZZ bearing.

19.    What is the Expansion of SCADA, DCS & HMI?

20.    How failure of Knuckle Pin occurs?

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21.    What is heat rate of a power plant?

22.    Which has more efficiency: Diesel engine or Petrol engines?

23.    Why Involutes Curve used in Gear?

24.    What is the difference between Relay and Contactor?

25.    What is ductile-brittle transition temperature?

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26.    What are the safety valves? How many on each boiler?

27.    Which formula forms a link between the Thermodynamics and Electro chemistry?

28.    What is the difference between shaper and planner

29.    What is mean by viscosity?

30.    What are the points in the stress strain curve for steel?

31.    What is operating pressure?

32.    What is gear box is its application?

33.    What is Carnot engine?

34.    How will you calculate the tonnage of Mechanical Press?

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