RRB
Assistant Loco Pilot and Technician
Model
Paper - I
General knowledge,
Reasoning, Arithmetic
1.
A lunar eclipse occurs when?
a.
The moon comes between the sun and the
earth.
b.
The earth comes between the Sun and the
moon.
c.
The Sun comes between the earth and the
moon.
d.
None.
2.
Who introduced famous 20 point
input-output programme?
a.
|
Rajiv Gandhi
|
b. Indira Gandhi
|
c.
|
P.V.Narasimha
Rao
|
d. None
|
3.
The Nanvakkal is famous in?
a.
|
Sericulture
|
b. Piggory
|
c.
|
Poultry
|
d. None
|
4.
How many bon s are in the adult human
skeleton?
a.
205 b. 206 c. 207 d. 212
5.
The Agricultural University is it?
a.
Coimbatore b. Salem c. Sivaganga d. None
6.
In Tamil Nadu Bird Sanctuary is situated
at?
a. Mudumalai b. Vedanthangal
c. Mundanthurai d. None
7.
The famous lion reserve is situated at?
a. Gir sanctuary b. Hazaribagh Park
c.
Corbett Park d.
None
8.
Who out of the following had abolished
Zajiya on Hindus?
a. Aurangzeb
|
b. Jahangir
|
c. Shah Jahan
|
d. Akbar
|
||||
9.
|
Sound cannot
travel through?
|
||||||
a. Vacuum
|
b. Hydrogen gas
|
c. Water
|
d. Steel
|
||||
10.
|
Which planet
is the nearest to the Sun?
|
||||||
a. Earth
|
b. Venus
|
c. Pluto
|
d. Mercury
|
||||
11.
|
Which of the following diseases is caused by virus?
|
||||||
a. Pellagra
|
b. Small-pox
|
c. Filariasis
|
d. None
|
||||
12.
|
The density of
water is higher at?
|
||||||
a. 4° C
|
b. 0°C
|
c. -4°C
|
d. -273°C
|
||||
Which one of
the following regulates & co-ordinates the group
|
|||||||
movement of sk
letal muscles?
|
|||||||
a. Cerebrum
|
b. Cerebellum
|
c. Spinal cord
|
d. Medulla
|
||||
14.
|
Ch mical
equations can be written on the basis of
|
||||||
a. Law of
constant proportion
|
b. Law of
multiple proportions
|
||||||
c. Law of
reciprocal proportion
|
d. None
|
||||||
15.
Trimuthis festival is annually held at
a. Tanjore b. Tirurayar
c.
Tiruavares d.
Kumbakonam
16.
If the side of a square is increased by
25% then how much percent does its area get increased?
a.
125 b. 156.25 c. 50 d. 56.25
17.
If
the circumference of a circle is 44 meters, then its area in m2
a.
145 b. 154 c. 308 d. 462
18.
The height of a cylinder in 14cm and its
curved surface area is 264 sq.cm. The Volume of the cylinder is
a.
308 cm2 b. 396 cm3 c. 1848 m3 d. 1232 cm3
19.
How
many times are the hands of a clock at r ght angles in a day?
a.
24 b.
48 c.
22 d.
44
20.
Which letter will be the sixth to the
right of the eleventh letter from the right end of the English alphabet?
a. K b. V c. J d. U
21.
What number is opposite “3”?
6
|
6
|
5
|
1
|
||||
3
|
2
|
2
|
4
|
6
|
4
|
4
|
2
|
a. 1
|
b. 2 below
|
c.
5
|
d.
4
|
||||
22.
COOK – BAT = 21, then CANE – HAD =?
a. 9 b. 11 c. 10 d. 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?
a.
Aunt b.
Brother c. Cousin d. 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’ a d ‘Q’ is the husband of ‘P’.
24.
|
How is P
related to Z?
|
|||
a. Mother
|
b. Aunt
|
|||
c.
Mother-in-law
|
d. None
|
|||
25.
|
How is Y
related to Q?
|
|||
a. Brother
|
b.
Brother-in-law
|
|||
c. Cousin
|
d. Uncle
|
|||
26.
|
How is X
related to Q?
|
|||
a. Daught r
|
b. Niece
|
c. Aunt
|
d. Mother
|
|
27.
|
How is Q
related to Z?
|
|||
a. Brothr-in-law
|
b. Father
|
|||
c.
Father-in-law
|
d. None
|
|||
28.
|
In 12 hours
the hands of the clock will coincide and at 90° for how
|
|||
many times?
|
||||
a. 22
|
b. 11
|
c. 32
|
d. 33
|
|
29.
15, 30, 60, 105, _____?
a.
160 b. 175 c. 150 d. 165
30.
Find out wrong Number? 16, 23, 26, 64,
100, 144
a. 36
|
b. 16
|
c. 25
|
d. 144
|
||
TECHNICAL APTITUDE
|
|||||
31.
|
Who invented
the law of gravitational force?
|
||||
a. Einstein
|
b. C.V. Raman
|
c. Newton
|
d. None
|
||
32.
|
Energy
generated by turbine blade is?
|
||||
a. P.E.
|
b. P.E. + K .E
|
c. K.E
|
d. None
|
||
33.
|
What is the purpose of tempering for hardened steel?
|
||||
a. To harden
the steel
|
b. To soften
the steel
|
||||
c. To change
the structure
|
d. To
strengthen the steel
|
||||
34.
|
Leg vice is
sued for _____ operations?
|
||||
a. Smithy
|
b. Forging
|
c. Casting
|
d. Welding
|
||
35.
|
Rainbow has elliptical shape due to?
|
||||
a. Reflection b. Refraction
|
c. Rare
Fraction
|
d. None
|
|||
36.
When bullet is fired, which law is
applied to riffle?
a. Newton’s
111rd law b. Law of
conservation
c. 156 law of
thermodynamics d. All of the above
37.
A motorist moving in a straight
direction he contains ______ energy?
a. Potential
only
|
b. Kinetic + Potential Energy
|
||
c. Kinetic
energy only
|
d. None
|
||
38. Sound travel is faster in?
|
|||
a. Air
|
b. Vacuum
|
c. Cast Steel
|
d. Aluminum
|
39.
Pilot tube is used to measure?
a. Velocity of a
gas b. Pressure of fluid
c.
Quantify of flow d.
Velocity of fluid in open Channels
40.
Air conditioning means?
a.
To control the condition of air
b.
To control the movement of air
c.
To maintain pleasingness
d.
All of the above
41.
In motor vehicles which type of mirror
used?
a. Concave b. Convex
c. Both a and b d. Plane
42.
Why coolant is used in lathes? a. To
increase the cutting action c. To remove chips
b.
To decrease heat loss d. All of the
above
43.
In
simple indexing the crank movement is given by?
a. 24/N b. 24/N+N/40
c.
40/N d. 40/N = n1/N1
± n2/N2
44.
Usually shafts are made with?
a.
Cast iron b. H.S.S.
c.
M. S d.
All of the above
45.
Angle plates are used in conjunction
with a ____ when holding
surface of the work
piece should be kept horizontal?
a. Chuck b. Face
plate
c.
Mandrel d.
Rests
46.
Number of taps used for making a
complete thre d in he hole is?
a. Single tap
only b. Two taps
c.
Three taps d.
None
47.
Cutting edges of the reamers are called?
a. Lands b.
Flutes
c. Heal d. All of the
above
48.
Slip gauges are sometimes used for
accurate setting of the?
a. Tail stock b. Carriage
c.
Tool part d.
All of the above
49.
Thermal stress in a bar is directly
proportional to?
a.
Its cross sectional area b.
It’s Volume
c. Change in
temperature d. None
50.
Which type of radiation is liberating
form the sun?
a. Fission b.
Fusion
c. Both A and B d. None
51.
Bar is measurement for?
a.
Velocity b.
Temperature
c.
Pressure d.
All of the above
52.
Mechanical efficiency means?
a. Input/
Output
|
b. n stage/ n
blade
|
|||||
c. Work
done/Output
|
d.
Output/Input
|
|||||
53.
|
By combustion of fuel in cylinder chemical energy converted i to?
|
|||||
a. Mechanical
energy
|
b. Thermal
Energy
|
|||||
c. Potential energy
|
d. Kinetic
energy
|
|||||
54.
|
Which type of
refrigent is used in refrigerator?
|
|||||
a. Ammonia
|
b. Water
|
c. Freon
|
d. None
|
|||
55.
|
20kgf.m. = __________ joules?
|
|||||
a. 4
|
b. 2
|
c. 3
|
d. None
|
|||
56.
|
Ladies voice
is large th n men’s, why?
|
|||||
a. Low pitch
|
||||||
b. Low
amplitude
|
||||||
c. High pitch
|
d. High
amplitude
|
|||||
57.
For medium heads which type of turbine
is suitable?
a. Kaplan
turbine
|
b. Impulse
turbine
|
|
d. Francis
turbine
|
d. None
|
|
58. Jockey pulley is used to?
|
||
a. Increase
the angle of contract
|
b. Decrease the angle of contact
|
|
c. a and b
|
d. None
|
|
59.
What is the unit of strain?
a.
N/mm2 b. N/m2 c.
No unites d.
None
60.
When two forces have equal magnitudes
and angle between is 90° then what is the resultant?
a.
P2 b.
2√p c.
√2 P d.
None
61.
The melting point of the filler material
in brazing should be above?
a.
420° b.
600° c.
800°C d.
1000°C
62.
|
Inconel is an
alloy of?
|
|
a.
Nickel-Chromium iron
|
b. Copper z nc-iron
|
|
c. Copper tin
– iron
|
d. No e
|
|
63.
|
Primary is
needed in?
|
|
a.
Reciprocating pump
|
b. Gear pump
|
|
c. Centrifugal
pump
|
d. Diaphragm pump
|
64.
Weld spatter defect in welding is
generally the result of?
a.
Using tool high weld ng current
b.
Using tool low wel ing current
c.
Both a and b d.
None
65.
A tool used for removing broke n bolts
and studs from a hole is
known as?
a. Screw
driver b. Punch c. Exy-put d. Emry rod
66.
Which of the following used as the wire
for heating an element?
a. Invar b. Niche
chrome c. Silver d. None
67.
Example for semisolid lubricant is?
a.
Graphite powder b.
Greases c. Mineral oil d. All
68.
For the same compression ratio the
thermal efficiency of Otto, diesel and dual combustion cycle will be in the
order?
a. Otto, Dual,
Diesel b. Otto, Diesel,
Dual
c.
A and b d.
None
69.
Cable should be connected with
appliances so that?
a.
It has complete contract with other
metallic part.
b.
It has partial contact with other
metallic part.
c. It doesn’t have any contact
with other metall part.
d. It has contact with more than one
metallic part.
70.
The solder used for soldering battery
cable is made of?
a. Tin and
lead
|
b. Copper and
tin
|
|||
c. Lead ad
aluminum
|
d. Copper and
Zinc
|
|||
71.
|
While soldering w re on terminal solder should solidify rapidly?
|
|||
a. To avoid
cracking of terminals.
|
||||
b. To avoid malting
of terminals.
|
||||
c. To avoid
displacement of components being soldered.
|
||||
d. To avoid
over heating of other components.
|
||||
72.
|
Correct
sequence of current flow in simple electric circuit is?
|
|||
a. Load,
switch, battery
|
b. Battery,
switch load
|
|||
c. Load,
battery, switch
|
d. Switch,
load, battery
|
|||
73.
In an open circuit the resistance is?
a. Very high
|
b. Very low
|
|
c. Infinite
|
d. No
resistance
|
|
74.
|
In a closed
electrical circuit the current is?
|
|
a. Inversely
proportional to voltage.
|
||
b. Directly
proportional to resistance.
|
||
c. Inversely
proportional to voltage and directly.
|
||
d. Directly
proportional to voltage
and inversely pr p rti nal to
|
||
resistance.
|
||
75.
|
A cell is device consisting of?
|
|
a. One
electrode
|
b. Tow
electrodes
|
|
c. Three
electrodes
|
d . Four
electrodes
|
|
76.
|
Vent holes are
provided in wet cells?
|
|
a. To pour
electrode.
|
||
b.
To allow gases to esc pe during charging only.
|
||
c. To allow
gases to escapees during charging and discharging.
|
||
d. To allow
gas s to escapes during discharging only.
|
||
77.
|
Id ntify the
secondary cell from the following?
|
|
a. Silv
r-oxide cell
|
b. Carbon-zinc
cell
|
|
c. Lead acid
cell
|
d. Lithium
cell
|
|
78.
Lead acid battery is?
a. An
electro-mechanical device b. An electrochemical device
c. An electrical
device d. A chemical
device
79.
|
While
discharging the battery converts?
|
|
a. Mechanical
energy into electrical energy.
|
||
b. Electrical
energy into chemical energy.
|
||
c. Chemical
energy into mechanical energy.
|
||
d. Chemical
energy into electrical energy.
|
||
80.
|
The level of the electrolyte in each cell above plates should be?
|
|
a. 1/8” to
1/4”
|
b.1/4” to 3/8”
|
|
c. 3/8’’ to
9/16”
|
d. 7/8” to 1”
|
|
81.
|
The
electrolyte used in lead acid batter is?
|
|
a. Nitric acid
|
b. Citric acid
|
|
c. Sulfuric
acid
|
d.
Hydrochloric acid
|
|
82.
|
The number of
turns in primary winding are?
|
|
a. 100-200
turns
|
b. 200 – 300
turns
|
|
c. 200-400
turns
|
d. 400-500
turns
|
|
83.
The distributor rot tes simultaneously
along with the?
a.
Water
pump b.
Oil pump
c. Fuel pump d. Vacuum pump
84. The spark plug is fitted on?
a.
Cylinder b.
Cylinder Head
c. Crank case d. Rocker cover
85.
Distributer shaft is supported by?
a. Ball bearing b. Shell bearing
c. Brush bearing d. Needle bearing
86.
Distributor cap is made of?
a. Bakelite
|
b. Fiber
|
c. Plastic
|
d. P.V.C.
|
|||
87.
|
The centrifugal advance mechanism advances the timing when fly
|
|||||
weights?
|
||||||
a. Fly outward
|
b. Contract
inward
|
|||||
c. Remain constant
|
d. Move upward
|
|||||
88.
|
The dynamo
used in automobiles is of?
|
|||||
a. Single pole
|
b. Two pole
|
c. Three pole
|
d. Five pole
|
|||
89.
|
Dynamo brushes are made of?
|
|||||
a. Copper
|
b. Brass
|
c. Carbon
|
d. Aluminium
|
|||
90.
|
In charging system the regulat
|
r acts as?
|
||||
a. An automatic control
|
b. An electronic control
|
|||||
c. Manual control
|
d. A semi
automatic control
|
|||||
91.
When the dynamo voltage is more than the
battery voltage, the voltage flows to the_________?
a. Fi
|
ld winding
|
b. Shunt
winding
|
|
d. Armature winding
|
|||
ri s winding
|
|||
92. The oil pumps are generally driven by?
|
|||
a. Camshaft
|
b. Rocker
shaft
|
||
c. Crank shaft
|
d. Damper
pulley
|
||
93.
The symbol of P-N diode?
a. A C b.
A C c. A C d. A C
94.
The output of rectifier constrains?
a.
AC b.
DC c.
Both a & b d.
None
95. Transistor is a?
a.
Current controlled device b.
Voltage con rolled device
c.
Power controlled device d.
All of the bove
96. Which of the following circuit can
operate class for audio output?
a.
Emitter b. Push
Communications pull c. Cascade d. None
97.
Which of the following Semi-conductor is
widely used?
a.
Germanium b. Silic n c. Gallium d. None
98.
In
which oscillator ser es combinations of capacitors are obtained?
a. Cali Pitts
|
b. Hardly
|
|||
c. Crystal
|
d. Weighing
bridge
|
|||
99.
|
The most
widely used method of biasing is?
|
|||
a. Fix d bias
|
b. Basic to collector bias
|
|||
c. Self bias
|
d. None
|
|||
100.
|
Memory is
measured in?
|
|||
a. Bytes
|
b. Gytes
|
c. Mytes
|
d. None
|
|
KEY
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15)
16)
17)
18)
19)
20)
b
|
21)
|
d
|
b
|
22)
|
c
|
c
|
23)
|
d
|
b
|
24)
|
c
|
a
|
25)
|
b
|
b
|
26)
|
a
|
a
|
27)
|
c
|
d
|
28)
|
a
|
a
|
29)
|
d
|
d
|
30)
|
c
|
b
|
31)
|
c
|
a
|
32)
|
c
|
b
|
33)
|
b
|
a
|
34)
|
a
|
b
|
35)
|
a
|
b
|
36)
|
|
b
|
37)
|
c
|
b
|
38)
|
c
|
d
|
39)
|
d
|
b
|
40)
|
d
|
41)
|
b
|
61)
|
a
|
81)
|
c
|
42)
|
a
|
62)
|
a
|
82)
|
b
|
43)
|
c
|
63)
|
c
|
83)
|
b
|
44)
|
c
|
64)
|
a
|
84)
|
b
|
45)
|
b
|
65)
|
d
|
85)
|
c
|
46)
|
a
|
66)
|
b
|
86)
|
a
|
47)
|
b
|
67)
|
b
|
87)
|
a
|
48)
|
a
|
68)
|
88)
|
b
|
|
49)
|
c
|
69)
|
89)
|
c
|
|
50)
|
b
|
70)
|
a
|
90)
|
a
|
51)
|
c
|
71)
|
c
|
91)
|
b
|
52)
|
d
|
72)
|
b
|
92)
|
a
|
53)
|
b
|
73)
|
c
|
93)
|
c
|
54)
|
c
|
74)
|
d
|
94)
|
b
|
55)
|
b
|
75)
|
b
|
95)
|
a
|
56)
|
c
|
76)
|
c
|
96)
|
b
|
57)
|
c
|
77)
|
c
|
97)
|
b
|
58)
|
a
|
78)
|
b
|
98)
|
a
|
59)
|
c
|
79)
|
d
|
99)
|
c
|
60)
c 80) b
100) a
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