Railway Recruitment Board, Gorakhpur Diesel Assistant Examination Held on 8-10-2006
1. When a ray of light goes from a denser medium into a rare medium
(a) it passes undeviated
(b) it deviates towards the normal
(c) it deviates way from the normal
(d) none of these
2. Which of the following graphs represents the relation between sine of angle of incidence (i) and sin of angle of reflection r?
(a) 
(b) 
(c) 
(d) 
3. In the following time-speed graph, the shaded portion is
(a) average speed
(b) distance covered
(c) displacement
(d) average acceleration
4. What is periodic time of a second pendulum ?
(a) 1 second
(b) 4 second
(c) 3 second
(d) None of these
5. Following is the nuclear fuel on the Sun
(a) helium
(b) uranium
(c) hydrogen
(d) oxygen
6. Length of the pointer of second of a watch is 2 cm. The speed of the tip of the pointer is
(a) 0.21 cm/s
(b) 2.1 cm/s
(c) 21 cm/s
(d) None of these
7. The following performs ignition in diesel engine
(a) spark
(b) automatic starter
(c) compression
(d) friction
8. Who had formulated the mass-energy equivalence relation, E = mc2?
(a) Max Planck
(b) Einstein
(c) Newton
(d) Hertz
9. Metal of the filament of an electric-bulb is
(a) tungsten
(b) iron
(c) nichrome
(d) carbon
10. Knowcking will maximum if petrol contains
(a) iso-octane
(b) n-heptane
(c) TEL
(d) benzene
11. Oxidation displays positive oxidation state in the following
(a) CO
(b) N2O
(c) NO
(d) F2O
12. The following is used in photography
(a) Silver Bromide
(b) Sodium Bromide
(c) Potassium Chloride
(d) Sodium Sulphate
13. Which metal is used in accumulator battery?
(a) Copper
(b) Iron
(c) Lead
(d) Zinc
14. Choose the wrong statement
(a) single magnetic poles can exist
(b) magnetic poles are always of equal strength
(c) like poles repel each other
(d) none of the above
15. Laws of electrolysis are given by
(a) Faraday
(b) Axwell
(c) Lenz
(d) Bohr
16. Flemings left and rule is used to find out
(a) direction of magnetic field due to flow of current
(b) direction of induced current due to effect of magnetic field
(c) direction of motion of a current carrying conductor in magnetic field
(d) none of the above
17. The pH of a neutral solution at 25°C is
(a) 0
(b) 1.0
(c) 7.0
(d) 14
18. The raw material used for the manufacture of Portland cement is
(a) limestone and clay
(b) alumina, clay and gypsum
(c) gypsum and limestone
(d) gypsum and clay
19. CaOCl2 is the chemical formula for a compound commonly known as
(a) soda ash
(b) lime
(c) bleaching powder
(d) plaster of paris
20. The glass used for making laboratory apparatus is
(a) pyrex glass
(b) hard glass
(c) soft glass
(d) safety glass
21. The iron produced in blast furnace is
(a) pig iron
(b) wrought iron
(c) stainless steel
(d) steel
22. Formalin is a 40% solution of
(a) methanol
(b) methenal
(c) methanoic acid
(d) none of these
23. Which of the following is not an ore of aluminium?
(a) Cryolite
(b) Feldspar
(c) Bauxite
(d) Azurite
24. Rhombic monoclinic and plastic sulphur are
(a) isomers
(b) isotopes
(c) allotropes
(d) hybrids of sulphur
25. The alkaline hydrolysis of oils or fats gives soap and
(a) glycerol
(b) ethenol
(c) glycol
(d) ethanoic acid
26. The sight of a delicious food usually makes mouth watery. It is a
(a) hormonal response
(b) neural response
(c) optic response
(d) olfactory response
27. Nitrogen fixing bacteria are normally found in
(a) parasitic plants
(b) epiphytic plants
(c) leguminous plants
(d) aquatic plants
28. Powdery mildew of wheat is caused by
(a) bacteria
(b) virus
(c) fungi
(d) protozoans
29. Septic sore throat is caused by
(a) bacteria
(b) virus
(c) fungi
(d) protozoans
30. A person of blood group AB can give blood to
(a) ‘A’ and ‘B’
(b) only ‘AB’
(c) ‘A’, ‘B’ and ‘O’
(d) all of these
31. Cell activities are controller by :
(a) chloroplast
(b) mitochondria
(c) cytoplasm
(d) nucleus
32. Which of the following helps eye to adjust the focal length of the eye lens?
(a) Cornea
(b) Conjunctiva
(c) Ciliary body
(d) Iris
33. When pollen of a flower is transferred to the stigma of the same plant, pollination type is referred to as
(a) autogamy
(b) allogamy
(c) xenogamy
(d) geitonogamy
34. Respiration is a
(a) catabolic process
(b) anabolic process
(c) both of these
(d) none of these
35. The structural and functional unit of kidneys are:
(a) neurons
(b) nephrons
(c) medula
(d) none of these
36. Which of the following enzymes is generally not present in adult human?
(a) Renin
(b) Pepsin
(c) Trypsin
(d) Amylopsin
37. The part of the plant which is responsible for carrying water and solutes from roots to various parts of plants is
(a) phloem
(b) xylem
(c) duodenum
(d) sclereids
38. ‘Widal test’ is used for susceptibility of
(a) malaria
(b) typhoid
(c) cholera
(d) yellow fever
39. Exchange of gases is plants takes place through
(a) stomata
(b) lenticles
(c) cuticle
(d) all of these
40. ‘Lieutenant’ in army is equivalent to following rank in navy
(a) Lieutenant
(b) sub-Lieutenant
(c) Lieutenant Commander
(d) none of the above
41. Pankaj Advani is associated with
(a) snooker
(b) golf
(c) shooting
(d) archery
42. Which city in the world is known as the forbidden city?
(a) Aberdeen
(b) Jerusalem
(c) Mecca
(d) Lhasa
43. Rajeev Gandhi Khel Ratna Award carries a sum of
(a) Rs 3 lakhs
(b) Rs 5 lakhs
(c) Rs 1 lakh
(d) Rs 7 lakhs
44. Who is known as ‘Nightingale of India’?
(a) Asha Bhonsle
(b) Begum Akhtar
(c) Sarojini Naidu
(d) Vijaya Laxmi Pandit
45. Which one of the following is not included in the UNESCO’s list of world heritage site?
(a) Kaziranga National Park
(b) Qutab Minar
(c) Champaner Pavagarh
(d) None of the above
46. Which of the following is not an insulator?
(a) Lead
(b) Ebonite
(c) Charcoal
(d) Lac
47. Which of the following is a complementary colour?
(a) Blue-yellow
(b) Yellow-green
(c) Magenta-blue
(d) Green-magenta
48. Velocity of sound increases with the rise in temperature, per degree Celsius, as follows
(a) 61 cm/s
(b) 60 m/s
(c) 60 ft/s
(d) 0.61 km/s
49. Henry is the unit of which of the following
(a) capacitance
(b) magnetic field
(c) induction
(d) frequency
50. Rotational motion of the earth is
(a) 28 km/min
(b) 31 km/min
(c) 25 km/min
(d) 39.5 km/min
51. What is ‘Hubble’?
(a) Warship
(b) Planet
(c) Space telescope
(d) Missile
52. Which acid is present in lemon?
(a) Citric acid
(b) Tartaric acid
(c) Ascorbic acid
(d) Lactic acid
53. Reading on Fahrenheit scale and that on Celsius scale are identical at the following temperature,
(a) −40°
(b) 0°
(c) −574.25°
(d) 273°
54. As a result of metamorphism, the lime stone becomes
(a) graphite
(b) quartzite
(c) granite
(d) marble
55. Rift valley is the result of which of the following?
(a) Earthquake
(b) Fold
(c) Erosion
(d) All of these
56. Temperature of water in a pot is 0°C. A piece of ice at 0°C is mixed with this water. The result will be
(a) entire ice will be melted
(b) some portion of ice will be melted
(c) ice will not melt all
(d) temperature will further fall down
57. Matur dam is built on which river?
(a) Krishna
(b) Kaveri
(c) Narmada
(d) Mahanadi
58. Mahendragiri mountain peak is located in :
(a) Eastern Ghat
(b) Western Ghat
(c) The Shivalik
(d) Vindhyachal
59. At 20% annual interest rate, after how many years will some sum become double?
(a) 2 years
(b) 3 years
(c) 4 years
(d) 5 years
60. Where is well-known Dilwara temple located?
(a) Madhya Pradesh
(b) Maharashtra
(c) Guajrat
(d) Rajasthan
61. The disease pneumonia affects which part of the body?
(a) Lungs
(b) Tongue
(c) Liver
(d) Wind pipe
62. What is the chemical name of vitamin ‘A’?
(a) Retinol
(b) Thiamine
(c) Biotic
(d) Riboflavin
63. A train of 130 m length is running at a speed of 45 km/h and crosses a bridge in 30 seconds. What is the length of the bridge?
(a) 200 m
(b) 225 m
(c) 245 m
(d) 250 m
64. A man sells some article at a profit of 10%. If the sells the same article at double price, what profit will he get?
(a) 20%
(b) 60%
(c) 100%
(d) 120%
65. Is an atom electrically charged?
(a) Positively charged
(b) Negatively charged
(c) Doubly positively charged
(d) Electrically neutral
66. In which of the following, there is the ionic bond?
(a) KCI
(b) H2O
(c) NH3
(d) Cl3
67. What force should be applied to a body to raise its momentum to 40 kg m/s in 5 seconds?
(a) 2 Newton
(b) 4 Newton
(c) 8 Newton
(d) 10 Newton
68. The following river does not form delta
(a) Mahanadi
(b) Tapti
(c) Krishna
(d) Kavery
69. The ratio of radius and height of a cone is 5 : 12 and its volume is Its slant height is
(a) 13 cm
(b) 14 cm
(c) 17 cm
(d) 26 cm
70. A bag contains 8 red and 5 white balls. 2 balls are drawn at random. What is the probability that both are white?
(a) 5/16
(b) 2/13
(c) 3/26
(d) 5/39
71. The first recipient of Dada Saheb Phalke Award was
(a) B. N. Sarkar
(b) Prithviraj Kapoor
(c) Devika Rani
(d) Kanan Devi
72. How many members of Rajya Sabha are nominated by the President?
(a) 12
(b) 15
(c) 10
(d) 20
73. Who was the founder of Brahm Samaj?
(a) Raja Rammohan Roy
(b) Arvind Ghosh
(c) Vivekananda
(d) Swami Dayanand Sarswati
74. Parliamentary System in India has been borrowed from which country?
(a) America
(b) Britain
(c) Australia
(d) Ireland
75. Which is that city of India where the electricity supply started first?
(a) Kolkata
(b) Chennai
(c) Mumbai
(d) Darjeeling
76. Bhatnagar prize is awarded in which field?
(a) Peace
(b) Music and Drama
(c) Science and Technology
(d) Classical arts
77. Who discovered the laws of planetary motion?
(a) Copernicus
(b) Kepler
(c) Aryabhatta
(d) Newton
78. Complete the following series
96, 90, 78, ?, 36
(a) 15
(b) 60
(c) 46
(d) 56
79. Choose the odd one
(a) LMVOX
(b) ESYGD
(c) VYAKB
(d) MYGHZ
80. Arun said, “This girl is my mother’s grand son’s wife”. Who is Arun of that girl?
(a) Husband
(b) Father-in-law
(c) Father
(d) Grandfather
81. What are the value of x of log10 (x2 – 6x + 45) = 2?
(a) 10, 5
(b) 11, −5
(c) 6, 9
(d) 9, −9
82.1 : 2 : 3 : 4 : 5 : 7 : 8 is the ratio of the angles of a heptagon. What is the value of the smaller angle?
(a) 30°
(b) 
(c) 12°
(d) 24°
83. Which of the following numbers should be added to the four numbers 1, 4, 7, 11 to make them proportional?
(a) 8
(b) 9
(c) 20
(d) None of these
84. What would be the value of n, if 
(a) 5
(b) 8
(c) 12
(d) 10
85. What would be the value of 
(a) −5/3
(b) −5/4
(c) 5/4
(d) −10/9
86. Since which year, the award of Nobel Prize in Economics started?
(a) 1901
(b) 1936
(c) 1957
(d) 1969
87. After Hindi, which is the next most popularly used Indian language?
(a) Bengali
(b) Urdu
(c) Telugu
(d) Marathi
88. Where were the first Asian Games organized?
(a) Manila
(b) Tokyo
(c) Jakarta
(d) New Delhi
89. When was Islam founded?
(a) 7th century
(b) 5th century
(c) 3rd century BC
(d) 5th century BC
90. Where will the Olympic 2012 be organized?
(a) Moscow
(b) Paris
(c) New York
(d) London
91. Which of the following is the main source of air pollution?
(a) CO2
(b) CO
(c) Zn
(d) Au
92. The following place is related to the availability of bauxite
(a) Musabani
(b) Karanpura
(c) Kodrama
(d) Palamu
93. Where was the first fertilizer plant in India set up?
(a) Trombay
(b) Nagal
(c) Alawe
(d) Sindri
94. Who among the following was endowed with naval power?
(a) Badami
(b) Chalukya
(c) Chola
(d) Rashtrakuta
95. Who was the last king of Maurya dynasty?
(a) Brihadrath
(b) Kunala
(c) Samprati
(d) Salisuka
96. How will the image formed by a convex lens, be affected, it the central part of the lense is covered with black paper, as shown in the figure?
(a) No image will be formed
(b) Intensity illumination of the image will decrease
(c) It will not have any effect
(d) Complete and less shining image will be formed
97. What will be the value of current (t) in the following circuit?
(a) 1.5 A
(b) 0.5 A
(c) 2.5 A
(d) None of these
98. A force exists between two current carrying parallel wires. This force has been used to define which of the following?
(a) Ampere
(b) Coulomb
(c) Volt
(d) Newton
99. A body, thrown vertically upward, reaches a maximum height of 10 m. What is the initial velocity with which the body is thrown?
(g = 9.8 m/s2)
(a) 10 m/s
(b) 18 m/s
(c) 14 m/s
(d) 7 m/s
100. Buoyant force depends on
(a) depth of the liquid
(b) density of displaced liquid
(c) only on volume of the displaced liquid
(d) only on the weight of the displaced liquid
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