5835827
Descripción
Test por tsampikos pompou, actualizado hace más de 1 año
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Creado por tsampikos pompou
hace casi 8 años
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Pregunta 1
Pregunta
135 . Hail is most likely to be associated with
Respuesta
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O cumulonimbus clouds.
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O cumulus clouds
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O stratocumulus clouds.
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O lenticularis clouds
Pregunta 2
Pregunta
136 Ice pellets encountered during flight are normally evidence that
Respuesta
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O freezing rain exists at higher altitude
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O a cold front has passed.
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O there are thunderstorms in the area.
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O there is a squal line in the area
Pregunta 3
Pregunta
137 Which statement is true regarding squall lines?
Respuesta
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O They are nonfrontal and often contain severe, steady-state thunderstorms.
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O They are always associated with cold fronts.
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O They are slow in forming, but rapid in movement.
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O None of the those
Pregunta 4
Pregunta
138 What is indicated if ice pellets are encountered at 8,000 feet?
Respuesta
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O Freezing rain at higher altitude,
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O You are approaching an area of thunderstorms.
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O You will encounter hail if you continue your flight
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O You will encounter turbulence
Pregunta 5
Pregunta
140 One of the most dangerous features of mountain waves [Fig.49], is the turbulent areas in and
Respuesta
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O below rotor clouds.
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O above rotor clouds.
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O below lenticular clouds.
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O above lenticular clouds
Pregunta 6
Pregunta
141 The conditions most favorable to wave formation over mountainous areas [Fig.40], are a layer of
Respuesta
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O stable air at mountaintop altitude and a wind of at least 20 knots blowing across the ridge.
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O unstable air at mountaintop altitude and a wind of at least 20 knots blowing across the ridge
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O moist, unstable air at mountaintop altitude and a wind of less than 5 knots blowing across the ridge.
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O None of those
Pregunta 7
Pregunta
142 During departure, under conditions of suspected low-level wind shear, a sudden decrease in headwind will cause
Respuesta
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O a loss in airspeed equal to the decrease in wind velocity.
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O a gain in airspeed equal to the decrease in wind velocity.
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O no change in airspeed, but groundspeed will decrease.
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O stalling
Pregunta 8
Pregunta
143 . What is an important characteristic of wind shear?
Respuesta
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O It can be present at any level and can exist in both a horizontal and vertical
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O It is present at only lower levels and exists in a horizontal direction.
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O It is present at any level and exists in only a vertical direction.
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O It is present at higher levels and can exist in a vertical direction
Pregunta 9
Pregunta
144 Low-level wind shear may occur when
Respuesta
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O there is a low-level temperature inversion with strong
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O surface winds are light and variable.
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O surface winds are above 15 knots and there is no change in wind direction and windspeed with height.
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O surface winds are above 30 knots
Pregunta 10
Pregunta
145 . If a temperature inversion is encountered immediately after takeoff or during an approach to a landing, a potential hazard exists due to
Respuesta
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O wind shear.
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O strong surface winds.
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O strong convective currents.
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O low visibility
Pregunta 11
Pregunta
146 . Winds at 3,000 feet……………………... AGL 32 kts
Surface winds……………………………………………………….Calm
While on approach for landing, under clear skies with convective turbulence a few hours after sunrise, one should
Respuesta
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O increase approach airspeed slightly above normal to avoid stalling.
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O keep the approach airspeed at or slightly below normal to compensate for floating.
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O not alter the approach airspeed, these conditions are nearly ideal.
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O none of the those
Pregunta 12
Pregunta
147 . The station originating the following METAR observation has a field elevation of 3,500 feet MSL If the sky cover is one continuous layer, what is the thickness of the cloud layer? (Top of overcast reported at 7,500 feet MSL)
METAR LGTP 151250Z 17006KT 4000 OVC005 13/11 A2998
Respuesta
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O 3,500 feet.
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O 2,500 feet.
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O 4,000 feet.
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O 3000 feet
Pregunta 13
Pregunta
148 What is meant by the Special METAR weather observation for LGTS?
SPECI LGTS 091854Z 32005KT 2000 RA BR OVC007
17/16 A2990 RMKRAB12
Respuesta
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O Rain and mist obstructing visibility; rain began at 1812Z.
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O Rain and fog obscuring two-tenths of the sky; rain began at 1912Z
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O Rain and overcast at 1,200 feet AGL.
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O Fog and overcast at 700 feet AGL
Pregunta 14
Pregunta
149 On a Surface Analysis Chart, the solid lines that depict sea level pressure patterns are called
Respuesta
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O isobars.
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O isogons.
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O millibars.
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O isotherms
Pregunta 15
Pregunta
150 The Surface Analysis Chart depicts
Respuesta
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O actual frontal positions, pressure patterns, temperature, dew point, wind, weather, and obstructions to vision at the valid time of the chart.
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O frontal locations and expected movement, pressure centers, cloud coverage, and obstructions to vision at the time of chart transmission.
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O actual pressure distribution, frontal systems, cloud heights and coverage, temperature, dew point, and wind at the time shown on the chart
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O wind, visibility, pressure, temperature and due point
Pregunta 16
Pregunta
151 On a Surface Analysis Chart, close spacing of the isobars indicates
Respuesta
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O strong pressure gradient.
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O weak pressure gradient.
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O strong temperature gradient.
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O weak temperature gradient
Pregunta 17
Pregunta
152 . What flight planning information can a pilot derive from Constant Pressure Analysis Charts?
Respuesta
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O Winds and temperatures aloft.
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O Clear air turbulence and icing conditions.
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O Frontal systems and obstructions to vision aloft.
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O Winds and icing conditions
Pregunta 18
Pregunta
153 What is the meaning of the terms PROB402102. +TSRA as used in a Terminal Aerodrome Forecast(TAF)?
Respuesta
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O Between 2100Z and 0200Z there is a forty percent (40%) probability of thunderstorms with heavy rain.
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O Probability of heavy thunderstorms with rain showers below 4,000 feet at time 2102.
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O Beginning at 2102Z forty percent (40%) probability of heavy thunderstorms and rain showers.
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O None of the above
Pregunta 19
Pregunta
154 What does the contraction VRB in the Terminal Aerodrome Forecast (TAF) mean?
Respuesta
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O Wind direction is variable.
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O Wind speed is variable throughout the period.
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O Cloud base is variable.
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O Visibility is variable
Pregunta 20
Pregunta
155 Terminal Aerodrome Forecasts (TAF) are issued how many times a day and cover what period of time?
Respuesta
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O Eight times daily and are usually valid for a 9 hour period.
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O Six times daily and are usually valid for a 12 hour period including a 4-hour categorical outlook.
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O Six times daily and are valid for 9 hours including a 6-hour categorical outlook.
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O Five times daily and are valid for a 6 hours period
Pregunta 21
Pregunta
156 Which is true with respect to a high- or low-pressure system?
Respuesta
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O A high-pressure area or ridge is an area of descending air.
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O A high-pressure area or ridge is an area of rising air.
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O A low-pressure area or trough is an area of descending air.
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O None of those
Pregunta 22
Pregunta
157 . The wind at 5,000 feet AGL is southwesterly while the surface wind is southerly. This difference in direction is primarily due to
Respuesta
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O friction between the wind and the surface.
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O stronger pressure gradient at higher altitudes.
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O stronger Coriolis force at the surface.
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O weaker Coriolis force at the surface
Pregunta 23
Pregunta
158 What is meant by the term dew point?
Respuesta
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O The temperature to which air must be cooled to become saturated.
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O The temperature at which condensation and evap¬oration are equal.
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O The temperature at which dew will always form.
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O The temperature at which relative humidity is 50%
Pregunta 24
Pregunta
159 . The amount of water vapor_wich air can hold depends on the
Respuesta
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O air temperature.
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O dewpoint.
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O stability of the air.
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O barometric pressure.
Pregunta 25
Pregunta
160 Clouds, fog, or dew will always form when
Respuesta
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O water vapor condenses,
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O water vapor is present.
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O relative humidity reaches 100 percent
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O relative humidity is more than 60 percent
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