BHEL 2011 General Engineering Previous Paper

BHEL ET general engineering paper 2011:

1. Chlorine acts as bleaching agent in the presence of ___

2. Satellites receive power from ___ (Solar cells)

3. Rotometer is used to measure the ______ (flow rate of fluids and gases)

4. For ideal gas PV/RT is ____ (Unity)

5. Strain Gauge is used to measure ____ (pressure)

6. Type of flow when Reynolds number of fluid is high _____ ( Turbulent)

7. When Iron ball, Wooden ball and cork ball is dropped in to liquid which will reach the bottom first__ (Iron ball)

8. Hook's law is applicable upto the _____ (proportionality limit)

9. Moderator used in nuclear reactor______ (To slowdown the fast neutrons by collision)

10. Fuel used in fast breeder reactor_____ (PU 239 )

11. Which of the following is not an electromagnetic wave____ (Ultra sonic waves)

       a) X ray b) gamma rays c) Cathode rays d) Ultra sonic waves

12. Compression ratio of petrol engine is ____

13. Coplanar forces are _______ (forces acting along the same plane)

14. What is Bakelite ____

15. Bernoulli principle explains about the _____ (energy conservation)

16. When the Length of the simple pendulum is Doubled what happens to energy (Question is something like that) ___

     a) E b) E/2 c) 4E d) 8E

17. LVDT is used to___

18. One question is on Fraunhofer lines?

19. Above curie temperature magnetic materials act as__

20. Synchronous motor has similar construction to ___ (Alternator)

21. Which of the motor is best used for speed control ___ (DC Shunt motor)

22. Variables that define the properties of the gas__ (Question  is something like that)

      a) Pressure b) Volume c) Temperature d) All the above

23. Why boron is used in Stainless steel___ (To reduce corrosion)

24. Definition of Center of Buoyancy

25. Which is hardest __

 a) Cast Iron b) Mild iron c) other options

26. Why rain drop is spherical__ (Surface Tension)

27. Which of the following has low conductivity __

    a) Copper b) Aluminum C) Steel d) Air

28. Which of the following cannot be used as Permanent magnet __

29. One simple question on angular velocity___
30. Magnetic north pole in uniform magnetic field align towards___ (Geometric south of the earth)
31. All electrical machines are __ (electro mechanical conversion devices)

Few questions from electrical and mechanical concepts, overall paper was moderate and requires brushing up the concepts of Class 12 (physics and chemistry), materials and mechanical concepts..