249 mph
A fast aeroplane will be faster than any helicopter, but a fast helicopter can be faster than a slow aeroplane.
Depends on the purpose and make of the helicopter.
The answer to this is not as clear as you'd think.... They certainly can not invert and fly along. However certain designs can do rolls where the helicopter momentarily inverts. One of the first helicopters to acheive this was the Lynx.
A typical medivac helicopter flies about 160 knots.
It can fly at 224 kmh - approximately 130 mph.
The Chinook can fly at about 195 mph.
quite fast, there is more drag from the fuselage going side ways and it would be less stable
Lynx ZB-500 249.09 mph world record. Fastest helicopter.
yes it i they build it in the 1945 it was one of the first navy helicopters to be in army
The Westland Lynx is a British helicopter designed by and built Westland Helicopters at its factory in Yeovil. This fantastic helicopter made its firsh flight on the 21 March 1971 but was permanently introduce one year later.
Alternative answer: A Lynx.
Sadly Not, it's physically impossible.