Session -2
G.K. Event -2
Brilliant invention that changed the world🌎*
Q.1 Who invented the telephone?
Ans:- Alexander Graham Bell
Q.2 Who invented the light bulb?
Ans:- Thomas Alva Edison
Q.3 Who invented the Modern Aeroplane?
Ans:- Wright Brothers
Q.4 Who invented the television?
Ans:- Philo Farnsworth & John Baird
Q5 Who invented the steam engine?
Ans:- James Watt
Q.6 Who invented the Cell Phone 🤳?
Ans:- Martin Cooper in 1973
Q.7 Who invented the automobile (Car) ?
Ans:- Karl Benz
Q.8 Who invented the camera?
Ans:-. Joseph Niepce( जोसेफ नेपसे) Also know as first photographer in the world 🌍.
Q.9 Who invented the refrigerator?
Ans:- William Cullen and Oliver Evans(विलयम कलन , ओलिवर इवान)
Q.10 Who invented the internet?
Ans:- Vint Cerf
Q.11 Who invented the multiple moter helicopter?
Ans:- Igor Sikorsky
Q.12 Who invented the pacemaker?
Ans:- Wilson Greatbatch
Q.13 Who invented the digital camera?
Ans:- Steven Sasson
Who invented the study and exam
ReplyDeleteHenry Fischel. Invented Exam Concept.
ReplyDeletewho is invented the photoelectric bulb💡
ReplyDeleteDead Sea is located between which two countries?
ReplyDelete