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Question 63-1 : Thunderstorms. thunder and lightning are associated with ? [ Diploma PowerVision ]

Cumulonimbus clouds.


Question 63-2 : Among the following clouds, the one most likely to produce hail is the ?

Cumulonimbus.


Question 63-3 : The average speed of a depression low pressure system is ?

25 kt.

exemple 71 25 kt.

Question 63-4 : Underneath a stable clouds ceiling, you may encounter 1 high intensity windshear 2 shower rain 3 turbulence 4 continuous rain ?

4.

exemple 75 4.

Question 63-5 : Stability and instability. which of the following items will not affect air stability ?

Dew point.

exemple 79 Dew point.

Question 63-6 : On a clouds and weather forecast chart, the isobars are represented at intervals of ?

4 hpa.

exemple 83 4 hpa.

Question 63-7 : On a weather chart, the wind flows...... the isobars above 3000 feet above ground. ?

Parallel to

exemple 87 Parallel to

Question 63-8 : Turbulence clouds the smoothest flight should be expected ?

Under an overcast of stratus cloud.

exemple 91 Under an overcast of stratus cloud.

Question 63-9 : Turbulence. regarding turbulence ?

It is a dangerous and often unpredictable phenomenon.

exemple 95 It is a dangerous and often unpredictable phenomenon.

Question 63-10 : Turbulence. turbulence near the ground due to surface heating will usually be most severe ?

During the early afternoon.

exemple 99 During the early afternoon.

Question 63-11 : A drone may being struck by lightning if ?

It flies close to a cumulonimbus.

exemple 103 It flies close to a cumulonimbus.

Question 63-12 : An atis automatic terminal information service permits to obtain the following information ?

Surface wind direction and runway in use.

exemple 107 Surface wind direction and runway in use.

Question 63-13 : A squall is characterized by ?

A very large variation of wind speed.

exemple 111 A very large variation of wind speed.

Question 63-14 : Unstable cloud is characterised by 1 turbulences 2 wind gusts 3 showers 4 continuous rain ?

1, 2 and 3.


Question 63-15 : An orographic thunderstorm develops ?

In mountainous area or above relief.



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