47. A reaction engine aircraft is most efficient at:
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High speed. Any speed.
Constant speed Low speed.
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2 of 87
Term
94. What is the standard temperature as sea level in Celsius and the
standard temperature lapse rate?
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The standard lapse rate is 2
The standard temperature at sea
degrees of temperature
level is 10 degrees celsius, with an
change for every 1000ft, this is
increase in temperature as altitude
on a standard day, 15 degrees
rises
mean sea level
The standard lapse rate is 5 degrees The standard temperature at sea
of temperature change for every level is 0 degrees celsius, with a
1000ft, this is on a standard day, 20 constant temperature throughout
degrees mean sea level the atmosphere
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, 3 of 87
Term
23. When the cross-sectional area of a fluid flow decreases, the
fluid's velocity
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compression decreases
stays the same increases
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4 of 87
Term
97. The troposphere is characterized by:
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A layer of the atmosphere that
Inlet of the turbine contains no weather phenomena
and is always stable
The lowermost layer of the
A layer of the atmosphere that is
atmosphere; It is generally
primarily composed of ozone and
protects the earth from uv radiation
, characterized by a decrease
in temperature with height
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5 of 87
Term
74. Approximately what percentage of aircraft accidents is
attributable to human error?
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10% to 20% 30% to 40%
50% to 60% 70% to 80%
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Term
98. The stages in the development of a thunderstorm, in order, are:
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Initial stage, peak stage, and fading Cumulus stage, mature stage,
stage and dissipating stage
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