Content protected from screenshots
Home Current Affairs General Knowledge Categories Concept Builder Quiz Start Quiz

GKFix MCQ Question

Test your knowledge and learn something new

Back to Home View All Inventions Questions
6 Views
Question

In which year was the first practical helicopter flight demonstrated by Igor Sikorsky?

Related Questions

Who invented the first practical jet engine? 4
Which invention is associated with Hans Christian Gram? 9
Which inventor created the first cotton spinning mill? 8
Who called out England's 'double standards' for attempting to prematurely end the fourth Test at Old... (Current Affairs) 4
Which Indian political leader was granted bail by a Lucknow court in a defamation case related to al... (Current Affairs) 3