0
Add your answer:
Earn +20 pts
Why was the helicopter discovered?
It was discovered because inventors who had built aircraft could see the need for it.
Who was the inventor nof the helicopter?
There were many inventors, but Igor Sikorky invented the first practical one
What happened in October 26 1979?
Igor Sikorsky died in Easton, CT. He was one of the inventors of the helicopter.
Why was the helicopter invented by Igor Sikorsky?
Igor Sikorsky was one of many helicopter inventors. He was the one who invented a helicopter that used a tail rotor to counteract the thrust of the main rotor, and he was able to build one with a strong enough engine, an efficient enough rotor, and a light enough airframe. So his helicopter became the first successful commercially produced helicopter.
What is the possessive form of inventor?
Singular: Inventor's Plural: Inventors'
Who were the inventors in industral revolution and what are their stories?
the inventors and their stories
When was The Re-Inventors created?
The Re-Inventors was created in 2008.
When was The New Inventors created?
The New Inventors was created in 2004.
When did The New Inventors end?
The New Inventors ended in 2011.
Are there more male inventors than female inventors?
yes
How many inventors are there in the US?
how many inventors are there in the u.s.?
What is a purple helicopter?
A purple helicopter is a helicopter of the color purple. Really?
