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You Are On Multi Choice Question Bank SET 118
5901. What was invented by Sir H.Bessemer ?
(A): Clock,Pendulum (B): Gyroscope (C): Steam Engine (D): Converter
5902. What was invented by E.G.Otis ?
(A): Computer (Analog) (B): Electric Motor A.C. (C): Baloon (D): Elevator,Passenger
5903. What was invented by Bunsen ?
(A): Fountain Pen (B): Blast furnace (C): Iconoscope (D): Spectroscope
5904. What was invented by Picinotti ?
(A): Stethoscope (B): Celluloid (C): Addressograph (D): Dynamo
5905. What was invented by R.J.Gatting ?
(A): Radio (B): Cotton Gin (C): Converter (D): Machine Gun
5906. What was invented by Whitehead ?
(A): Transistor (B): Thermometer,Mercuric (C): Rayon (D): Torpedo
5907. What was invented by Alfred Nobel ?
(A): Safety Razor (B): Microphone (C): Vacuum Tube (D): Dynamite
5908. What was invented by Elias Howe ?
(A): Safety Pin (B): Thermometer,Mercuric (C): Electro-Magnet (D): Sewing Machine
5909. What was invented by C.Sholes ?
(A): Computer (Digital) (B): Electric Fan (C): Steamboat (D): Typewriter
5910. What was invented by G.Westinghouse ?
(A): Revolver (B): Plastic (Celluloid) (C): Thermometer,Mercuric (D): Air-Brake for railroads
5911. What was invented by John W.Hyatt ?
(A): Vacuum Tube (B): Coke oven (C): Safety Razor (D): Plastic (Celluloid)
5912. What was invented by A.Graham Bell ?
(A): Stainless Steel (B): Rubber,Vulcanized (C): Safety Pin (D): Telephone
5913. What was invented by Nikolaus Otto ?
(A): Refrigeration,Mechanical (B): Cash Register (C): Electric Generator (D): Gas Engine
5914. What was invented by James Ritty ?
(A): Telescope (B): Phonograph (C): Stove (gas) (D): Cash Register
5915. What was invented by T.A. Edison ?
(A): Rocket,Liquid Fuel (B): Adding Machine (C): Electro-Magnet (D): Phonograph
5916. What was invented by Berliner ?
(A): Vacuum Tube (B): Computer (Digital) (C): Gyroscope (D): Microphone
5917. What was invented by G.Daimler ?
(A): Kodak (B): Computer (Digital) (C): Stove (gas) (D): Curburretor
5918. What was invented by Swan ?
(A): Camera (Photographic) (B): Cotton Gin (C): Cash Register (D): Rayon
5919. What was invented by L.E.Waterman ?
(A): Baloon (B): Watch (Main Spring) (C): Helicopter (D): Fountain Pen
5920. What was invented by Karl Benz ?
(A): Quick Freezing of Food (B): Coke oven (C): Iconoscope (D): Automobile
5921. What was invented by O.Mergenthaler ?
(A): Helicopter (B): Diesel Engine (C): Stove (gas) (D): Linotype
5922. What was invented by Burroughs ?
(A): Safety Lamp (B): Typewriter (C): Fountain Pen (D): Adding Machine
5923. What was invented by Schuyler S.Wheeler ?
(A): Motor Scooter (B): Electric Lamp (C): Match Friction (D): Electric Fan
5924. What was invented by Dunlop ?
(A): Ball Point Pen (B): Spectroscope (C): Rubber,Vulcanized (D): Pneumatic Tyre
5925. What was invented by George Eastman ?
(A): Kalidoscope (B): Rayon (C): Cotton Gin (D): Kodak
5926. What was invented by W.L.Judson ?
(A): Adding Machine (B): Match Friction (C): Elevator,Passenger (D): Zipper
5927. What was invented by Lippman ?
(A): Cash Register (B): Jet Propulsion (C): Stethoscope (D): Photography,Colour
5928. What was invented by J.Dewar ?
(A): Gyro Compass (B): Pneumatic Tyre (C): Addressograph (D): Thermos Flask
5929. What was invented by Nicola Tesla ?
(A): Locomotive,Steam (B): Rifle,automatic (C): Airconditioning (D): Electric Motor A.C.
5930. What was invented by T.A.Edison ?
(A): Air Pump (B): Hovercraft (C): Railroad (Steam) (D): Projector
5931. What was invented by Hoffman ?
(A): Stainless Steel (B): Barometer (C): Dynamo (D): Coke oven
5932. What was invented by J.S.Duncan ?
(A): Telephone (B): Watch (Self winding) (C): Spinning Jenny (D): Addressograph
5933. What was invented by Charles Fey ?
(A): Diesel Engine (B): Telescope (C): Steamboat (D): Slot Machine
5934. What was invented by G.Marconi ?
(A): Automobile (B): Rayon (C): Camera (Photographic) (D): Radio
5935. What was invented by W.K.Roentgen ?
(A): Gyro Compass (B): Vacuum Tube (C): Gas Engine (D): X-ray Machine
5936. What was invented by Rudolf Diesel ?
(A): Cyclotron (B): Gyro Compass (C): Torpedo (D): Diesel Engine
5937. What was invented by B.Holt ?
(A): Blast furnace (B): Photography,Colour (C): X-ray Machine (D): Tractor Caterpillar
5938. What was invented by Wright Brothers ?
(A): Air-Brake for railroads (B): Dynamite (C): Spectacles (Curved glass) (D): Aeroplane
5939. What was invented by E.A.Sperry ?
(A): Revolver (B): Tank,Military (C): Teleprinter (D): Gyro Compass
5940. What was invented by Lee de Forest ?
(A): Sewing Machine (B): Aeroplane (C): Slot Machine (D): Vacuum Tube
5941. What was invented by L.H.Backeland ?
(A): Photography,Black & White (B): Air-Brake for railroads (C): Converter (D): Bakelite
5942. What was invented by Glen Curtiss ?
(A): Laser (B): Thermos Flask (C): Watch (Self winding) (D): Hydroplane
5943. What was invented by W.H.Carrier ?
(A): Stove (gas) (B): Safety Lamp (C): Steam Engine (D): Airconditioning
5944. What was invented by Harry Brearley ?
(A): Clock,Pendulum (B): Hovercraft (C): Air-Brake for railroads (D): Stainless Steel
5945. What was invented by E.Swinton ?
(A): Microphone (B): Submarine (C): Fountain Pen (D): Tank,Military
5946. What was invented by John M.Browning ?
(A): Dynamo (B): Torpedo (C): Camera (Photographic) (D): Rifle,automatic
5947. What was invented by Greville Bradshaw ?
(A): Incandescent Lamp (B): Parachute (C): Photography,Black & White (D): Motor Scooter
5948. What was invented by Zworykin ?
(A): Submarine (B): Automobile (C): Electric Lamp (D): Iconoscope
5949. What was invented by Pin-Kellog ?
(A): Cyclotron (B): Electric Motor A.C. (C): Plastic (Celluloid) (D): Loudspeaker
5950. What was invented by Birdseye ?
(A): Slot Machine (B): Air Pump (C): Vacuum Tube (D): Quick Freezing of Food
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