## Aerodynamics Re-Take

Last Updated By tan20tan on 09/26/2013
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# Altimeter setting is the value to which the barometric pressure scale of the altimeter is set so the altimeter indicates

 a)  calibrated altitude at field elevation
 b)  absolute altitude at field elevation
 c)  true altitude at field elevation
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• How do variations in temperature affect the altimeter?
a)pressure levels are raised on warm days and the indicated altitude is lower than true altitude
b)higher temperatures expand the pressure levels and the indicated altitude is higher than the true altitude
c)lower temperatures lower the pressure levels and the indicated altitude is lower than true altitude
a)lower temperatures lower the pressure levels and the indicated altitude is lower than true altitude
• Under what condition is indicated altitude the same as true altitude?
a)If the altimeter has no mechanic error
b)when at sea level under standard conditions
c)when at 18,000 feet MSL with the altimeter set at 29.92"Hg
b)when at 18,000 feet MSL with the altimeter set at 29.92"Hg
• If its necessary to set the altimeter from 29:15 to 29:85, what change occurs?
a)70 foot increase in indicated altitude
b)70 foot increase in density altitude
c)700 foot increase in indicated altitude
c)700 foot increase in indicated altitude
• If the outside air temperature (OAT) at a given altitude is warmer than standard, the density altitude is
a)equal to pressure altitude
b)lower than pressure altitude
c)higher than pressure altitude
c)higher than pressure altitude
• Deviation in a magnetic compass is caused by the
a)presence of flaws in the permanent magnetos of the compass
b)difference in the location between true north and magnetic north
c)magnetic fields within the aircraft distorting the lines of magnetic force
c)magnetic fields within the aircraft distorting the lines of magnetic force
• In the northern hemisphere, a magnetic compass will normally indicate a turn towards the west if
a)a left turn is entered from a north heading
b)a right turn is entered from a north heading
c)an aircraft is accelerated while on a north heading
b)an aircraft is accelerated while on a north heading
• In the northern hemisphere, if an aircraft is accelerated or decelerated the magnetic compass will indicate
a)a turn momentarily
b)correctly when on a north or south heading
c)a turn toward the south
b)a turn toward the south
• In the northern hemisphere, if an airplane is accelerated or decelerated the magnetic compass will normally indicate
a)a turn toward north while decelerating on an east heading
b)correctly only when on a north and south heading
c)a turn toward south while accelerating on a west heading
b)a turn toward south while accelerating on a west heading
• Loading an airplane to the most aft CG will cause the airplane to be
a)less stable at all speeds
b)less stable at slow speeds, but more stable at high speeds
c)less stable at high speeds, but more stable at low speeds
a)less stable at high speeds, but more stable at low speeds
• Which combination of atmospheric condition will reduce aircraft take off and climb performance
a)high temperature, low relative humidity and low density altitude
b)high temperature, low relative humidity, and high density altitude
c)high temperature, high relative humidity and high density altitude
c)high temperature, high relative humidity and high density altitude
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Question: Altimeter setting is the value to which the barometric pressure scale of the altimeter is set so the altimeter indicates