Who designed the Apache helicopter?
Hughes Helicopters
How many guns does a Apache helicopter have?
Apache weapons The helicopter has capacity for up to 1,200 rounds of ammunition. The AH-64D is armed with the Lockheed Martin / Boeing AGM-114D Longbow Hellfire air-to-surface missile which has a millimetre wave seeker which allows the missile to perform in full fire and forget mode.
How many Apache helicopters are there in the US?
The US Army has more than 800 Apaches in service, and more than 1,000 have been exported. The Apache was first used in combat in 1989 in the US military action in Panama.
What is the cost of an Apache helicopter?
A much more expensive option, for six Boeing-made AH-64E Apache attack helicopters and related equipment, comes with an estimated cost $1.5 billion.
How many years does a 747 last?
Boeing’s most iconic aircraft — the 747 — is celebrating 51 years of passenger service in January. Most of the world’s airlines, however, are retiring their 747s in favor of new, fuel-efficient jets. The final models will be delivered to cargo giant Atlas Air in 2022, marking the end of the program.
Can a 747 take off with 2 engines?
In fact, if one of the engines of a 2-engine airplane fails, it can continue to fly without a lot of problem. But what about the legendary Boeing 747? 2-engine airplanes do need two engines – one is not a spare. Two engines are better than one, because they allow reaching higher altitudes and actually save fuel.
Why was the 747 discontinued?
The end of the 747 has been a long time coming. Demand for the four-engine jet has decreased steadily in recent years as airlines have sought smaller, nimbler, more fuel-efficient twin-engine planes instead, such as the Airbus A330 and A350, and the Boeing 777 and 787.
How old are 777 planes?
The 777 series is a two-engine American wide-body commercial airliner manufactured by Boeing Commercial Airplanes. It’s the world’s largest twin-jet and began flying in 1994. It was officially introduced in 1995. United is the only U.S. airline with the Pratt & Whitney PW4000 in its fleet, the FAA said.