Take a 20 kilometers-per-liter hybrid, which is a small car with two engines--one gasoline, one electric--that work in collaboration.
The Airbus A320 NEO will be a premium version offered with a choice of two engines boasting new technology.
He said one of the plane's two engines was recovered outside the pond, but most of the plane is still submerged.
It has had to meet a stringent set of regulations to ensure the jet can still fly safely in the event one of its two engines fail.
Because the two engines will be used interchangeably on the same aircraft, major performance improvements can only be introduced when both propulsion systems are able to achieve similar results.
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The two engines available for the U.S. market are carry-overs the 5.0-liter V8, either naturally aspirated (375 horsepower) or supercharged (510 hp) but they are now paired with an eight-speed ZF automatic transmission.
WSJ: 2013 Range Rover Review: If You Must Buy a Luxury SUV... | Rumble Seat
The combined thrust from its two engines - at least 50, 000 lb (22, 680 kg) - is more than its weight with fuel and weapons - so it can accelerate even when going straight upwards.
The trend toward smaller jets is quietly occurring over the Atlantic, too, as new advances now allow airlines to fly over the ocean with two engines instead of three or four, which makes flying smaller aircraft on the routes more feasible.
Don Enns, a regional manager at the independent Transportation Safety Board of Canada, told CTV and CP24 on Tuesday that "some sort of failure" inside one of the plane's two engines disrupted the airflow, causing part of the turbine section to fly out the back.
CNN: Engine malfunction caused plane debris to fall in Canada
As the sole customer for the two engines, the government must cover all the costs of designing a second engine, developing and testing it, equipping and manning a second production line, funding a second supplier network, and sustaining a parallel maintenance and support infrastructure across the lifetime of the program.
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Two fire engines put out the flames at the hospitality zone near Kings Cross.
On that occasion he had strapped two rocket engines onto the sides of his Harley Davidson.
They learned how to steer the plane by adjusting the power in the aircraft's two remaining engines.
It was overhauled last summer, when its original, water-jet propulsion engines were replaced with two inboard propeller engines.
In the new conversation, marriage and thrift, the two great engines of the American middle class since the nation's founding, stand best when they stand together.
With regard to minimizing the impact of groundings caused by engine problems, the existence of two competing engines could help in some situations and hurt in others.
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The notion that having two competing engines will somehow bolster the industrial base is implausible, because the number of engines the government plans to buy will not change.
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Since July, the growing list of reported troubles aboard the planes include a fuel leak, an oil leak, two cracked engines, a damaged cockpit window and a battery problem.
The two big engines of Cisco's future growth a fearless alacrity for acquisitions and a fiber-optic foray to expand from corporate networks into the far bigger market for supplying telecom carriers have stalled.
But he does not think it is worthwhile to re-engine the aircraft because the savings would be tiny compared with the extra costs of having two different engines on a fleet of aircraft.
So when General Electric argues that fielding two competing engines for the F-35 fighter can save money and enhance performance, that implies certain actions on the part of the government that have precisely the opposite effect in the near term.
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The following year, Ryan qualified fifth fastest and was next to Steve Plater on the grid, posting a lap at over 121mph, but the bike was plagued with electrical problems and two blown engines on raceday made it a miserable weekend.
It was propelled by two motor scooter engines, connected to metal blades and two 12v batteries.
The fire engine was abandoned as unsafe, although crews were able to move two other fire engines.
To do that would require a Delta IV Heavy launch vehicle with a stack of two Star 48A engines.
While the two models share engines, transmissions and most other components, the A7 distinguishes itself with racier exterior styling, a four-passenger interior and a large hatchback instead of a trunk.
Wil Edwards, who farms at Rhos Goch near Amlwch, has lost two Land Rover engines and welding equipment from a locked shed, a car from the farm yard, and a bullock and heifer over the past three months.
And seconds after launch, a short circuit knocked out computers that controlled two of three shuttle engines.
Bezos has recovered enough components to put together two F-1 engines, and historians will try to identify them.
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