| 31. | At higher altitudes when additional boost was required, a hydraulic clutch would engage the second supercharger, adding to the service ceiling.
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| 32. | The aircraft had a service ceiling of but was unpressurized so was limited to an operational ceiling of by USAF regulations.
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| 33. | The " Fun " wing is covered in Trilam sailcloth and allows a maximum speed of and a service ceiling of
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| 34. | Earlier publication cited even more impressive expected performance of service ceiling of 60 km and speed of 15 . . 30M
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| 35. | ACTS bombing proponents began calling for higher service ceilings for their bombers : for light bombers and for the heavy bombers.
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| 36. | The world s first commercial jet airliner was the British de Havilland Comet ( 1949 ) designed with a service ceiling of.
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| 37. | While some APUs may not be startable in flight, ETOPS-compliant APUs must be flight-startable at altitudes up to the aircraft service ceiling.
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| 38. | These aircraft had a relatively limited service ceiling, and was limited to attacks at short-range where they maintained line-of-sight to the UK.
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| 39. | The Heron can touch speeds of over 100 knots with a service ceiling of 30, 000 feet and an endurance of 40 hours.
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| 40. | The service ceiling is listed as 36 km in the Specifications section .-- talk ) 06 : 35, 6 July 2013 ( UTC)
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