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
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