Result - Gerardus Mercator
Which among the following was invented by Orville and Wilbur Wright, popularly known as Wright brothers, in 1903 ? (A) Submarine (B) Hovercraft (C) Helicopter (D) Aeroplane
For what would one use a phenakistoscope, that was invented in 1832 simultaneously by Belgian Joseph Plateau and Austrian Simon von Stampfer?