RRB PAPER 3

101.The sum of the kinetic and potential energies of a falling body is
(a) Constant at all points�(b) Maximum at the beginning
(c) Minimum at the beginning (d) Maximum at the middle
: A

102.Detonating signals are used
(a) for noisy engines (b) during foggy and cloudy weather (c) for deaf
drives (d) n
now, used in 19th century.
: B

103.Which of the following is expected to have shorter life
(a) diesel engine (b) steam engine (c) electric engine (d) shunting
engine
: A

104.Cross head and guides form a
(a) lower pair (b) turning pair (c) sliding pair (d) higher pair
: C

105.The dryness fraction of steam within a turbine is not allowed to
fall below
(a) 0.5 (b) 0.9 (c) 0.95 (d) 0.99
: B

106.A ball bearing can not be provided for
(a) low speed shafts (b) variable speed shafts
(c) variable load shafts (d) auto mobile gear shafts.
: D

107.The first Indian Railway line was opened in 1853 from
(a) Asansol to Calcutta (b) Bombay to Thane (c) Bombay to Baroda (d)
Bombay to Pune
: B

108.Maintenance requirements are least in case of
(a) Electric locomotives (b) Steam locomotives (c) Diesel locomotives
: A

109.In 2003, the Indian railway completed
(a) 200 years (b) 150 years (c) 125 years (d) 100 years
: B

110.What is Palace on Wheels
: a tourist special train

111.Where is the Rail Coach Factory located
(a) Bangalore (b) Kolkatha (c) Kapurthala (d) Chennai
: C

112.Jayanthi Janatha Express run between
: Kanyakumari � Mumbai

113.Island express runs between
: Kanyakumari � Bangalore

114.The acceleration rate of trains on suburban service is
: 0.4 to 6.5 km/hr

115.Vanadium steel is normally used in the manufacture of
(a) Magnetism (b) Ball bearing (c) Axles and Springs (d) Railway
switches and crossi
: C

116.Jim-crow is used to
(a) Sound the sleeper for packing (b) Lift the sleeper
(c) Bend the rail (d) Lift
: A

117.The point up to which the new railway track laid at any time is
(a) Terminal (b) Base (c) station (d) Rail head
: D

118.Which of the following train has the longest run time
(a) Bhopal-Shatabdi Express (b) Kurla-Patna Express (c) Himasagar
Express (d) NavyugExpress
: C

119.When was the first Railway line opened in India
: 1853

120.Which is related to I.C. engine only
(a) Carburetor (b) Distributor (c) Spark plug (d) Atomizer
: D

121.Rail sleepers providing the best rigidity of track is
(a) Cast Iron (b) Wooden (c) R.C.C (d) All of the above
: C
122.Hammer blow in locomotives cause
(a) Uniform speed (b) Pulsating torque (c) Tendency to lift wheels
from rails (d) Unspeed
: C

123.The state in which the highest Railway Bridge is at
: Jammu & Kashmir

124.Give the designation of the highest officer on the Southern
Railway
: General Manager

125.The breadth of the Indian Railways broad gauge is
(a) 1.67 m (b) 1.87 m (c) 2.00 m (d) 1.33 m
: A

126.Which is the longest Railway platform in India
: Kharagpur

127.Railway was first introduced in India by which Viceroy
: Lord Dalhousie

128.Longest railway bridge
: The Dehrion - Sone railway bridge over the river Sone in Bihar

129.Longest railway tunnel
: Kharbude tunnel on konkan railway, connecting Mumbai with Goa

130.Railway section with maximum tunnels and bridges
: Kalka - simla route

131.A substance used as a fire-extinguisher under the trade name of
Pyrene is
(a) Carbon dioxide (b) Chloroform (c) Carbon tetrachloride (d)
Bleaching powder
: C

132.On the Kelvin scale , the melting point of ice is
(a) 0 K (b) 273 K (c) 373 K (d) 100 K
: B

133.A bolometer is used to measure
(a) The quantity of heat energy in a body (b) Thermal radiation's
quantitatively (c) High temperature (d) The intensity of sound
: B
134.The height above sea level is measured with the instrument
(a) Magnetometer (b) Hypsometer (c) Crescograph (d) Gravimeter
: B

135.Longest day is
(a) July 23 (b) June21 (c) August 1 (d) April 1
: B

136.The non-metal which has shining appearance is.....
(a) Sulphur (b) Phosphorous (c) Iodine (d) Bromine
: C

137.Monazite is an ore of .....
(a) Uranium (b) Radium (c) Thorium (d) Rubidium
: C

138.Anti-knocking agent is ....
(a) ethyl alcohol (b) butane (c) acetone (d) tetra ethyl lead
: D

139.Which of the following compounds are responsible for acid
rain ....
(a) NO2 (b) SiO2 (c) SO2 (d) CO
: B

140.Marsh gas is .....
(a) Ethane (b) Methane (c) Butane (d) Pentane
: B

141.The colour of light is regulated by ...
(a) Amplitude (b) Wave length (c) Intensity (d) Frequency
: B

142.One horsepower is equal to ....
(a) 760 watt (b) 746 watt (c) 756 watt (d) 740 watt
: B

143.Cinabar is the ore of ....
(a) Iron (b) Uranium (c) Mercury (d) Aluminium
: C

144.Green Vitroil is ......
(a) Ferrous Sulphate (b) Nitrous Sulphate (c) Ammonium Sulphate (d)
Sodium Sulphate
: A
145.In which of the following is phosphorous found?
(a) Onion (b) Meat (c) Mango (d) Yolk of egg
: A

146.Which amongst the following is a green house gas?
(a) Oxygen (b) Hydrogen (c) Carbon dioxide (d) Nitrogen
: C

147.Which among the following is the most permanent element?
(a) Hydrogen (b) Oxygen (c) Glass (d) Uranium
: C

148.The World AIDS Day is celebrated on
(a) July 31 (b) August 5 (c) December 1
(d) December 31 (e) None of these
: C

149.The World Population Day is observed on
(a) June 5 (b) June 25 (c) June 30 (d) July 11
: D

150.In which among the following is cryogenic engines are used
(a) in navy ships (b) in frost free refrigerators
(c) in rocket technology (d) none of these
: C