Inventor of aeroplane.
Robert Hooke
Willis Carrier
Roger Bacon
Wright Brothers
Which one of the following is discovered by Gabriel Fahrenheit?
Fahrenheit temperature scale
The nature of lighting
Tape recorder
Hovercraft
Who invented Earth's magnetism?
Karl Benz
Galileo Galilei
Pierre Ptolemy
William Gilbert
Which one of the following is discovered by Claudius Ptolemy?
Radium
Wave nature of light
Moons of Jupiter
Earth centred universe
Who invented revolver?
John Logie Baird
Samuel Colt
Valdemar Paulsen
Who invented Atomic theory?
Archimedes
John Dalton
Isaac Newton
Nicolas Copernicus
Who among the following invented the Moon of Jupiter?
Anders Celsius
What did Gottlib Daimler invent?
Petrol engine
Hot air balloon
What did Galileo Galilei discover?
How objects fall
How things float
Theory of relativity
Earth's magnetism
Who discovered X-rays?
Wilhem Roentgen
Thomas Young
Benjamin Franklin
