Download PDF file of today’s important Pakistan Current Affairs 26 August 2019. These are top latest breaking news about pakistan…
A. G. Ferdinand Von Zeppelin B. Sir Frank Whittle C. Roger Bacon D. Leo H Baekeland
A. The brake used in modern elevators B. Jet Engine C. Turbine D. Hydraulic Crane Explanation: In 1853, American inventor…
A. 1810s B. 1840s C. 1870s D. 1890s Explanation: On May 24, 1844, Samuel Morse send his famous message, "What…
A. Screw propellor B. Electric streetcar C. Chesterfield D. Sleeping (railway) car
A. France B. United States C. Philippines D. England Explanation: The yo-yo was first used by hunters as weapons. They…
A. Sir Alexander Graham Bell B. Michael Faraday C. Alfred B. Nobel D. Thomas Alva Edison
A. Car door reflecting mirrors B. The light a cat's eyes gave off on a fence C. Sun light on…
A. 1900s B. 1860s C. 1870s D. 1850s Explanation: The first blue jeans were invented by tailor Levi Strauss, who…
A. 1830 B. 1854 C. 1835 D. 1849 Explanation: The first lawn mowers were not engine powered. Invented in 1830…