The density altitude is:4
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Given:- Ts the static temperature (SAT)- Tt the total temperature (TAT)- Kr the recovery coefficient- M the Mach numberThe total temperature can be expressed approximately by the formula:4
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The airspeed indicator of a twin-engine aircraft comprises different sectors and colour marks. The blue line corresponds to the:4
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In An Air Data Computer (ADC), aeroplane altitude is calculated from:4
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The altimeter consists of one or several aneroid capsules located in a sealed casing. The pressures in the aneroid capsule (i) and casing (ii) are respectively:4
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The QNH is by definition the value of the:4
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The velocity of sound at the sea level in a standard atmosphere is:4
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The operating principle of the vertical speed indicator (VSI) is based on the measurement of the rate of change of:4
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A gravity type erector is used in a vertical gyro device to correct errors on:4
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Concerning the directional gyro indicator, the latitude at which the apparent wander is equal to 0 is:4
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