Assuming you're referring to the CH-47 Chinook helicopter (the preferred method of transport by air in Afghanistan), the CH-47F model has an empty weight of 23,400 lbs. and a max takeoff weight of 50,000 lbs.
it can cost up to 160,000,000 depending on the model and the kind of helicopter.
helicopter
hummigbird
it was the Sikorsky VS 300
airwolf was a bell 222
No, a helicopter cannot go at the speed of Mach 1.5. It is because, this kind of propulsion can only be achieved through a jet engine. A helicopter's engine cannot achieve that.
ms.paint
Most helicopters will go 500 miles.
1.5 volt AAA
the pilot guides an aircraft of any kind.
A helicopter typically has mechanical energy in the form of both potential energy (stored energy due to its position) and kinetic energy (energy of motion as the rotors spin).