Description : The telephone was invented by: (1) G. Marconi (2) Alexander Graham Bell (3) J.L. Baird (4) Thomas Barrow
Last Answer : Alexander Graham Bell
Description : Telephone was invented by (1) Alexander Graham Bell (2) Baird (3) Stevenson (4) Newton
Description : Who invented the electric bulb? (1) Thomas More (2) Thomas Alva Edison (3) James Watt (4) None of these
Last Answer : Thomas Alva Edison
Description : Who invented Cinema? (1) Thomas Alva Edison (2) Nicolas and Jean Lumiere (3) William Murdock (4) Dr. J. Brandenberger
Last Answer : Nicolas and Jean Lumiere
Description : Telephone was invented by-----? A. Vint Cerf B. Charles Babbage C. Edison D. Alexander Graham Bell (Answer)
Last Answer : D. Alexander Graham Bell (Answer)
Description : Who invented the “Voice Mail”? (1) Gordon Matthews (2) Alexander Graham Bell (3) J.A. Fleming (4) V. Poulsen
Last Answer : Gordon Matthews
Description : The first vehicle with hybrid technology was developed by........ 1) Ferdinand Porsche. 2) Thomas Edison. 3) Isaac Newton. 4) Alexander Graham Bell.
Last Answer : 1) Ferdinand Porsche.
Description : The first thermionic valve was invented by (1) Thomas Edison (2) Richardson (3) J.A. Fleming (4) Lee De Forest
Last Answer : J.A. Fleming
Description : Who invented aeroplane ? (1) Edison (2) Stevenson (3) Hoffman (4) Wright Brothers
Last Answer : Wright Brothers
Description : Answer: Thomas Alva Edison.
Last Answer : The electronic configuration of an atom is 2, 8, and 2. What is its atomic number?
Description : How many kids does Thomas Alva Edison have?
Last Answer : Thomas Alva Edison has 6 children
Description : The scientist who first sent electromagnetic waves to distant places is – (1) James Clerk Maxwell (2) Heinrich Hertz (3) Thomas Alva Edison (4) John Logie Baird
Last Answer : (3) Thomas Alva Edison Explanation: Radio is the transmission of single through free space by electromagnetic radiation of a frequency significantly below that of visible light, in the radio frequency range, from about 30 kHz to 300 GHz. Those waves are called radio waves.
Description : The Scientist who told “Heat is a form of Energy” was------? A. Thomas Alva Edison B. Newton C. Joule (Answer) D. Kepler
Last Answer : C. Joule (Answer)
Description : The scientist who first sent electromagnetic waves to distant places is (1) James Clerk Maxwell (2) Heinrich Hertz (3) Thomas Alva Edison (4) John Logie Baird
Description : Alexander Graham invented: (a) Radio (b) Steam engine (c) Telephone
Last Answer : (c) Telephone
Description : Who invented Penicillin ? (1) William Harvey (2) Louis Pasteur (3) Alexander Fleming (4) Edward Jenner
Last Answer : Alexander Fleming
Description : Who invented chloroform as anaesthetic? (1) James Simpson (2) Edward Jenner (3) Alexander Fleming (4) Christian Barnard
Last Answer : James Simpson
Description : Who invented vaccination? (1) James Simpson (2) Edward Jenner (3) Alexander Fleming (4) Christian Barnard
Last Answer : Edward Jenner
Description : Who invented vaccination for 'Small Pox'? (1) Sir Fredrick Grant Banting (2) Sir Alexander Fleming (3) Edward Jenner (4) Louis Pasteur
Description : Who invented penicillin ? (1) Alexander Fleming (2) Louis Pasteur (3) Dreser (4) Edward Jenner
Description : Alva Edison invented Phonograph in: (a) 1872 (b) 1876 (c) 1878 (d) None of these
Last Answer : (d) None of these
Description : Who invented the Jet Engine? (1) Karl Benz (2) Sir Frank Whittle (3) Thomas Savery (4) Michael Faraday
Last Answer : Sir Frank Whittle
Description : Which of the following people is credited as being the father of mass production? w) Thomas Edison x) Otto Graham y) Henry Ford z) Eli Whitney
Last Answer : ANSWER: Z -- ELI WHITNEY
Description : Who discovered Solar System ? (1) Newton (2) John Hadley (3) Copernicus (4) Galileo
Last Answer : Copernicus
Description : In which city was Alexander Graham Bell born in 1847?
Last Answer : Edinburgh
Description : What did Alexander Graham Bell discover ?
Last Answer : Alexander Graham Bell invented the telephone.
Description : Ano ang larangan at kontribusyon ni Alexander graham bell?
Last Answer : ano ang larangan ni alexander graham bell
Description : In 1922,_____ was granted a patent for a boiler designed to convert at high pressure. (a)Mark Benson (b)James Watt (c) Alexander Graham Bell (d)Archimedes
Last Answer : (a)Mark Benson
Description : In which city was Alexander Graham Bell born in 1847
Description : Which among the following events occurred first ? (1) John Logy Baird demonstrated first television (2) Alexander Flemming discovered pencillin (3) Telecast of talking pictures on television by BBC (4) Jonas E. Salk developed first polio vaccine
Last Answer : John Logy Baird demonstrated first television
Description : Thermos was invented by _________. a. Sir Arthur Conan Doyle b. Sir Fredrich the Great c. Thomas Edison d. Sir James Dewar
Last Answer : Sir James Dewar
Description : The steam engine was invented by (1) James Watt (2) James Prescott Joule (3) New Commen (4) Isaac Newton
Last Answer : (1) James Watt
Description : Who invented the ‘World Wide Web’ ? (1) Tim Berners-Lee (2) Martin Cooper (3) R. Samuel Tomlinson (4) Charles Babbage
Last Answer : Tim Berners-Lee
Description : Who invented the mobile phone? (1) Tim–Berners–Lee (2) Raymond Samuel Tomlinson (3) Chuck Hull (4) Martin Cooper
Last Answer : Martin Cooper
Description : Gas engine was invented by: (1) Charles (2) Davy (3) Daimler (4) Diesel
Last Answer : Daimler
Description : Who invented the battery? (1) Roentgen (2) Volta (3) Faraday (4) Maxwell
Last Answer : Volta
Description : Who invented the Safety razor? (1) Gillette (2) Steve Cher (3) Steve Job (4) Lar Strauss
Last Answer : Gillette
Description : Crescograph was invented by (1) S.N. Bose (2) P.C. Roy (3) J.C. Bose (4) P.C. Mahalanobis
Last Answer : J.C. Bose
Description : Who invented aeroplane ? (1) Orville Wright and Wilbur Wright (2) Sir Frank Whittle (3) Michael Faraday (4) Christian Huygens
Last Answer : Orville Wright and Wilbur Wright
Description : Who invented ‘Helicopter’ ? (1) Cockrell (2) Brequet (3) Otis (4) Frank Whittle
Last Answer : Brequet
Description : The computer was invented by (1) Faraday (2) Maxwell (3) Babbage (4) Bill Gates
Last Answer : Babbage
Description : Who invented Portland Cement? (1) Leonardo da Vinci (2) Denis Gason (3) Joseph Aspdin (4) Percy L. Spencer
Last Answer : Joseph Aspdin
Description : Who invented the hydrogen bomb? (1) J.Robert Oppenheimer (2) Albert Einstein (3) Samuel Cohen (4) Edward Taylor
Last Answer : Edward Taylor
Description : Leprosy bacillus was invented by (1) Koch (2) Hansen (3) Fleming (4) Harvey
Last Answer : Koch
Description : Gunpowder was invented by (1) Roger Bacon (2) Colt (3) C.V. Raman (4) Dr. Gatting
Last Answer : Roger Bacon
Description : Who invented the polio vaccine (oral) ? (1) Jonas Salk (2) Albert Sabin (3) Burkholder (4) Robert Koch
Last Answer : Albert Sabin
Description : Which company invented the transistor ratio ? (1) Sony (2) Grundig (3) Panasonic (4) Telstra
Last Answer : Sony
Description : Who invented the laser? (1) Sir Frank Whittle (2) Fred Morrisson (3) T.H. Maiman (4) Dr. Charles H. Jones
Last Answer : T.H. Maiman
Description : Who invented the video-tape? (1) Richard James (2) Charles Ginsberg (3) P.T. Farnsworth (4) Georges de Mestral
Last Answer : Charles Ginsberg
Description : Who invented Radar? (1) J. H. Van Tassel (2) Wilhelm K. Roentgen (3) P. T. Farnsworth (4) A. H. Taylor and Leo C. Young
Last Answer : A. H. Taylor and Leo C. Young