Inventor of aeroplane.
Robert Hooke
Willis Carrier
Roger Bacon
Wright Brothers
Which one of the following is discovered by Claudius Ptolemy?
Radium
Wave nature of light
Moons of Jupiter
Earth centred universe
Who invented telephone?
J. Walter Hunt
John Logie Baird
Alexander Graham Bell
Which one of the following was invented by Enrico Fermi?
Aeroplane
Computer
Nuclear reactor
Gramaphone
Who among the following invented the motor car?
Karl Benz
Who invented sewing machine?
Enrico Fermi
Samuel Colt
Valdemar Paulsen
Who invented the wave nature of light?
Anders Celsius
Archimedes
Thomas Young
Galileo Galilei
Who invented revolver?
Which scientist discovered the nature of lighting?
Johannes Kepler
Wilhem Roentgen
Benjamin Franklin
Who invented Atomic theory?
John Dalton
Isaac Newton
Nicolas Copernicus