When an employer ends a pension plan. Employers can end a pension plan through a process called plan termination.. There are two ways an employer can terminate its pension plan. The employer can end the plan in a standard termination but only after showing PBGC that the plan has enough money to pay all benefits owed to participants.
While one engine can keep the other prop spinning, if both engines go out it has no autorotational capability. The Osprey can fly on a single engine and in most cases land on a single engine. Most times you cube out on cargo way before you get anywhere near weighing out.
The afterburner is an easy way to add power for short bursts, such as take-off or in a dog fight. But the afterburner consumes a lot of fuel. Fighter jets use the afterburner to fly faster than the speed of sound for long periods, but it decreases the range they can fly without refueling. The F/A-22 is the first American fighter aircraft with the ability to supercruise, or fly at supersonic speeds without using the afterburner. In early flight tests, it sustained speeds of Mach 1.5 -- that's one and a half times the speed of sound -- without using the afterburner.