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
8 Views
Question

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

Related Questions

Who invented the smoke detector? 11
Who is credited with inventing the printing press? 11
Which invention is considered a 'social invention'? 8
What is the primary purpose of the 5 MWth High Temperature Gas Cooled Reactor being developed in Ind... (Current Affairs) 10
Which advanced multi-role combat helicopters were delivered to the Indian Army by Boeing? (Current Affairs) 17