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Monday 7 September 2015

Railway Recruitment Board Examination : Loco Pilot & technician Genera; Knowledge sample Questions

RRB Assistant Loco Pilot & Technician
Model Paper - I
General knowledge, Reasoning, Arithmetic
1. A lunar eclipse occurs when?
  1. The moon comes between the sun and the earth.
  2. The earth comes between the Sun and the moon.
  3. The Sun comes between the earth and the moon.
  4. None.
2. Who introduced famous 20 point input-output programme?
  1. Rajiv Gandhi 
  2. Indira Gandhi
  3. P.V.Narasimha Rao 
  4. None
3. The Nanvakkal is famous in?
  1. Sericulture 
  2. Piggory
  3. Poultry 
  4. None
4. How many bones are in the adult human skeleton?
  1. 205 
  2. 206 
  3. 207 
  4. 212
5. The Agricultural University is it?
  1. Coimbatore 
  2. Salem 
  3. Sivaganga 
  4. None
6. In Tamil Nadu Bird Sanctuary is situated at?
  1. Mudumalai 
  2. Vedanthangal
  3. Mundanthurai 
  4. None
7. The famous lion reserve is situated at?
  1. Gir sanctuary 
  2. Hazaribagh Park
  3. Corbett Park 
  4. None
8. Who out of the following had abolished Zajiya on Hindus?
  1. Aurangzeb 
  2. Jahangir 
  3. Shah Jahan 
  4. Akbar
9. Sound cannot travel through?
  1. Vacuum 
  2. Hydrogen gas 
  3. Water 
  4. Steel
10. Which planet is the nearest to the Sun?
  1. Earth 
  2. Venus 
  3. Pluto 
  4. Mercury
11. Which of the following diseases is caused by virus?
  1. Pellagra 
  2. Small-pox 
  3. Filariasis 
  4. None
12. The density of water is higher at?
  1. 4° C 
  2. 0°C 
  3. -4°C 
  4. -273°C
13. Which one of the following regulates & co-ordinates the group movement of skeletal muscles?
  1. Cerebrum 
  2. Cerebellum 
  3. Spinal cord 
  4. Medulla
14. Chemical equations can be written on the basis of
  1. Law of constant proportion 
  2. Law of multiple proportions
  3. Law of reciprocal proportion 
  4. None
15. Trimuthis festival is annually held at
  1. Tanjore 
  2. Tirurayar
  3. Tiruavares 
  4. Kumbakonam
16. If the side of a square is increased by 25% then how much percent does its area get increased?
  1. 125 
  2. 156.25 
  3. 50 
  4. 56.25
17. If the circumference of a circle is 44 meters, then its area in m2
  1. 145 
  2. 154 
  3. 308 
  4. 462
18. The height of a cylinder in 14cm and its curved surface area is 264 sq.cm. The Volume of the cylinder is
  1. 308 cm2 
  2. 396 cm3 
  3. 1848 m3 
  4. 1232 cm3
19. How many times are the hands of a clock at right angles in a day?
  1. 24 
  2. 48 
  3. 22 
  4. 44
20. Which letter will be the sixth to the right of the eleventh letter from the right end of the English alphabet?
  1. U
21. What number is opposite “3”?
  1. 2
  2. 4
22. COOK – BAT = 21, then CANE – HAD =?
  1. 11 
  2. 10 
  3. 15
23. Pointing out to a person a man said to a woman. ‘’His mother is the only daughter of your father’’. How as the woman related to the person?
  1. Aunt 
  2. Brother 
  3. Cousin 
  4. Mother
Direction (24-27): Read the following information and Answer the questions.
Five persons namely P, Q, X, Y and Z are sitting in a park. ‘P’ is the mother of ‘X’ who is wife of ‘Z’. ‘Y’ is brother of ‘P’ and ‘Q’ is the husband of ‘P’.
24. How is P related to Z?
  1. Mother 
  2. Aunt
  3. Mother-in-law 
  4. None
25. How is Y related to Q?
  1. Brother 
  2. Brother-in-law
  3. Cousin 
  4. Uncle
26. How is X related to Q?
  1. Daughter 
  2. Niece 
  3. Aunt 
  4. Mother
27. How is Q related to Z?
  1. Brother-in-law 
  2. Father
  3. Father-in-law 
  4. None
28. In 12 hours the hands of the clock will coincide and at 90° for how many times?
  1. 22 
  2. 11 
  3. 32 
  4. 33
29. 15, 30, 60, 105, _____?
  1. 160 
  2. 175 
  3. 150 
  4. 165
30. Find out wrong Number?
16, 23, 26, 64, 100, 144
  1. 36 
  2. 16 
  3. 25 
  4. 144
31. Who invented the law of gravitational force?
  1. Einstein 
  2. C.V. Raman 
  3. Newton 
  4. None
32. Energy generated by turbine blade is?
  1. P.E. 
  2. P.E. + K .E 
  3. K.E 
  4. None
33. What is the purpose of tempering for hardened steel?
  1. To harden the steel 
  2. To soften the steel
  3. To change the structure 
  4. To strengthen the steel
34. Leg vice is sued for _____ operations?
  1. Smithy 
  2. Forging 
  3. Casting 
  4. Welding
35. Rainbow has elliptical shape due to?
  1. Reflection 
  2. Refraction 
  3. Rare Fraction 
  4. None
36. When bullet is fired, which law is applied to riffle?
  1.  Newton’s 3rd law 
  2. Law of conservation
  3. c.law of thermodynamics 
  4. All of the above
37. A motorist moving in a straight direction he contains ______ energy?
  1. Potential only 
  2. Kinetic + Potential Energy
  3. Kinetic energy only 
  4. None
38. Sound travel is faster in?
  1. Air 
  2. Vacuum 
  3. Cast Steel 
  4. Aluminum
39. Pilot tube is used to measure?
  1. Velocity of a gas 
  2. Pressure of fluid
  3. Quantify of flow 
  4. Velocity of fluid in open Channels
40. Air conditioning means?
  1. To control the condition of air
  2. To control the movement of air
  3. To maintain pleasingness
  4. All of the above
41. In motor vehicles which type of mirror used?
  1. Concave 
  2. Convex
  3. Both above
  4. Plane
42. Why coolant is used in lathes?
  1. To increase the cutting action 
  2. To decrease heat loss
  3. To remove chips 
  4. All of the above
43. In simple indexing the crank movement is given by?
  1. 24/N 
  2. 24/N+N/40
  3. 40/N 
  4. 40/N = n1/N1 ± n2/N2
44. Usually shafts are made with?
  1. Cast iron 
  2. H.S.S.
  3. M. S 
  4. All of the above
45. Angle plates are used in conjunction with a ____ when holding surface of the work piece should be kept horizontal?
  1. Chuck 
  2. Face plate
  3. Mandrel 
  4. Rests
46. Number of taps used for making a complete thread in the hole is?
  1. Single tap only 
  2. Two taps
  3. Three taps 
  4. None
47. Cutting edges of the reamers are called?
  1. Lands 
  2. Flutes
  3. Heal 
  4. All of the above
48. Slip gauges are sometimes used for accurate setting of the?
  1. Tail stock 
  2. Carriage
  3. Tool part 
  4. All of the above
49. Thermal stress in a bar is directly proportional to?
  1. Its cross sectional area 
  2. It’s Volume
  3. Change in temperature 
  4. None
50. Which type of radiation is liberating form the sun?
  1. Fission 
  2. Fusion
  3. Both Above
  4. None

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