Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
Inventions
Question #6197
Back to Home
View All Inventions Questions
45 Views
Question
Who invented the first practical helicopter?
A. Igor Sikorsky
B. Arthur Young
C. Paul Cornu
D. Henri Farman
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which of the following was first patented by an Australian in 1889?
37
Who discovered the cause of whooping cough?
42
In which decade were the first successful diode and triode vacuum tubes invented?
34