Who patented the Magnetic Recorder? How it was modified as a tape-recorder for domestic use? The first MAGNETIC RECORDER. The first MAGNETIC RECORDER was the Telegraphone, patented by Valdemar …
Who published the first magazine? The first MAGAZINE The first MAGAZINE in the sense of a general-interest miscellany was the Met-cure Galant, established by Jean Donneau de Vise, and …
Who opened the first launderette? The first LAUNDERETTE The first LAUNDERETTE was the Washateria opened at Fort Worth, Tex. by J.F. Cantrell in 1934. It contained 4 electric washing …
When was the Khaki uniform first adopted for army men? KHAKI UNIFORM KHAKI UNIFORM was adopted in 1846 by the native infantry sepoys raised by Lt. Harry Lumisden. at …
Who is the typist with unsurpassable speed? Abhishek Jain of Goraya, Punjab is the first and youngest Indian typist to win a gold at the international typing contest at …
Who was the mathematician to expound ‘zero’? MATHEMATICIAN TO TREAT ZERO AS A NUMBER. Brahmagupta (b. 598 A.D.) was the first MATHEMATICIAN TO TREAT ZERO AS A NUMBER and …
Who used irrational numbers first? The use of IRRATIONAL NUMBERS The use of IRRATIONAL NUMBERS by ancient Indian mathematician’s dates back to the Sulva Sutras, the manual for construction …
Who is the first scientist in the world? FIRST SCIENTIST IN THE WORLD. Uddalaka Aruni, who lived at least 200 years before Thales of Miletus ‘c. 560 B.C.) is …
Which is the longest river bridge? LONGEST RIVER BRIDGE IN THE WORLD The 5,575 in (18, 286 ft) long Mahatma Gandhi Setu, the bridge over the Ganga at Patna, …
Which is the palace with the world’s largest chandelier? THE LARGEST CHANDELIERS IN THE WORLD. The Durbar Hall of the Gwalior royal palace has a pair of chandeliers said …
