Commercial Pilot {CPAER} Verified Multiple Choice and Conceptual Actual Emended Exam Questions With Reviewed 100% Correct Detailed Answers Guaranteed Pass!!Current Update!!

Commercial Pilot {CPAER} Verified Multiple
Choice and Conceptual Actual Emended Exam
Questions With Reviewed 100% Correct
Detailed Answers

Guaranteed Pass!!Current Update!!


1. While flying in icing conditions, ice will probably first accumulate on the:
a) Wings
b) Stabilizer surfaces
c) Windshield
d) Antennae

o ANSWER d) Antennae

2. Rime ice is normally associated with:
a) Small supercooled water droplets
b) Large supercooled water droplets
c) Cumulonimbus clouds
d) None of the above

o ANSWER a) Small supercooled water droplets

3. Clear ice is normally formed by:
a) Small droplets freezing instantly
b) Large supercooled droplets spreading before freezing
c) Frozen rain
d) Sublimation at high altitude

o ANSWER b) Large supercooled droplets spreading before
freezing

,4. Mixed ice forms when:
a) The aircraft transitions through layers with both small and large
droplets
b) The aircraft is above FL200
c) The temperature is below –20°C
d) Ice accumulates on antennas only

o ANSWER a) The aircraft transitions through layers with both
small and large droplets
5. Which part of an aircraft is most sensitive to icing?
a) Horizontal stabilizer
b) Engine inlets and carburetor
c) Ailerons
d) Rudder

o ANSWER b) Engine inlets and carburetor

6. Carburetor icing is most likely at:
a) Below –15°C and low humidity
b) –5°C to +15°C with high humidity
c) +25°C and low humidity
d) Any temperature below freezing

o ANSWER b) –5°C to +15°C with high humidity
7. Structural icing is most dangerous because:
a) It reduces lift and increases drag
b) It reduces stall speed
c) It decreases engine RPM only
d) It helps reduce weight of the aircraft

o ANSWER a) It reduces lift and increases drag

8. Which cloud type is most associated with severe icing?
a) Cirrus
b) Stratus

, c) Cumulonimbus
d) Altocumulus

o ANSWER c) Cumulonimbus
9. Turbulence in clear skies is often caused by:
a) Mountain waves
b) Strong surface winds
c) CAT (Clear Air Turbulence) at jet streams
d) All of the above

o ANSWER d) All of the above
10.Mountain wave turbulence is most severe:
a) On the windward side
b) At the ridge line
c) On the leeward side
d) Above 15,000 feet only

o ANSWER c) On the leeward side

1. At night, as a result of radiation cooling of the surface, a ______ wind will
blow down a slope:
a) Convective, anabatic
b) Adiabatic, katabatic
c) Radiation, katabatic
d) Radiation, anabatic

o ANSWER c) Radiation, katabatic

2. A trough is associated with:
a) Anticyclones and low pressure
b) Cyclones and low pressure
c) Anticyclones and high pressure
d) Cyclones and high pressure

o ANSWER b) Cyclones and low pressure

, 3. A ridge is associated with:
a) High pressure
b) Low pressure
c) Cyclones
d) Troughs

o ANSWER a) High pressure

4. A surface low is associated with:
a) Calm conditions
b) High temperatures
c) Descending air
d) Ascending air

o ANSWER d) Ascending air

5. A surface high is associated with:
a) Descending air and stable conditions
b) Ascending air and clouds
c) Thunderstorms
d) Cyclones

o ANSWER a) Descending air and stable conditions
6. Geostrophic winds flow:
a) Parallel to isobars at high levels
b) Across isobars toward low pressure
c) From high pressure to low pressure at right angles
d) At the surface only

o ANSWER a) Parallel to isobars at high levels

7. Gradient winds are:
a) Surface winds deflected by friction
b) Winds aloft balanced between Coriolis and pressure gradient
c) Winds caused only by temperature differences
d) The same as geostrophic winds