Limited time of protection, dependent on the outside temperature, precipitations and fluid mixture.

 

Вопрос 141

The protection time of an anti-icing fluid depends on:

 

1) The type and intensity of the showers.

 

2) The ambient temperature.

 

3) The relative humidity.

 

4) The direction and speed of the wind.

 

5) The temperature of the airplane skin.

 

6) The type of fluid, its concentration and temperature.

 

The combination regrouping all the correct statements

 

 

Ответы

1             

1,3,5,6

 

2             

2, 3, 4, 5

 

3        

1,2,3,4,5,6

 

4             

1,2,4,6

 

Вопрос 142

When does the anti-icing holdover time begin on a 2 step procedure?

 

 

Ответы

1             

From the end of the anti-icing procedure.

 

2        

From the start of the anti-icing procedure.

 

3             

When all icing deposits have been removed from the airframe.

 

4             

From the start of the de-icing procedure.

 

 

Вопрос 143

The accumulation of frost, snow or ice on an aeroplane in flight induces, amongst other serious consequences, an increase in the:

 

 

Ответы

1             

value of the stall angle of attack.

 

2        

Stalling speed.

 

3             

tuck under.

 

4             

roll rate.

 

 

Вопрос 144

Which of the following requirements should be met when planning a flight in icing conditions?

 

 

Ответы

1        

The aircraft shall be equipped with approved ice-protection systems.

 

2             

A meteorologist shall decide whether the flight may be performed without ice-protection systems.

 

3             

The aircraft shall be sprayed with anti-icing fluid before the flight.

 

4             

The flight should be planned so that a change of cruising level can be initiated rapidly.

 

Вопрос 145

An aircraft having undergone an anti-icing procedure and having exceeded the protection time of the anti-icing fluid:

 

 

Ответы

1             

need not to undergo a new anti-icing procedure for take-off.

 

2             

must only undergo a de-icing procedure for take-off.

 

3        

Must undergo a de-icing procedure before a new application of anti-icing fluid for take-

 

4             

must only undergo a new anti-icing procedure for take-off.

 

Вопрос 146

After anti-icing has been completed, a pre-departure inspection reveals presence of frost, ice or snow. The correct action is to:

 

 

Ответы

1             

switch on all the aircraft anti-icing and de-icing systems and leave on until clear of icing conditions when airborne.

 

2             

complete departure as soon as possible to reduce the possibility of further contamination.

 

3        

carry out a new de-icing/anti-icing procedure.

 

4             

complete departure provided that the recommended anti-icing holdover (protection) time for the prevailing conditions and type of fluid used has not been exceeded.

 

 

Вопрос 147

In public transport, prior to take-off in icing conditions, the captain must check that:

 

 

Ответы

1             

possible ice accretions do not cause to exceed weight and balance limits.

 

2        

External surfaces are free from any ice accretion which may impede the airplane performance and manoeuvrability, except

 

within the limits specified by the Flight Manual.

 

3             

external surfaces are still covered with anti-icing fluid.

 

4             

external surfaces are free from any ice accretion greater than 5 mm.

 

 

Вопрос 148

For stable clouds:

 

1) The most favorable temperatures for icing are between 0 °C and -10 °C.

 

2) The most favorable temperatures for icing are between 0 °C and -15 °C.

 

3) Icing becomes rare at T < -18 °C

 

4) Icing becomes rare at T < -30 °C.

 

5) The diameter of water droplets is between 0.002 and 0.03 mm.

 

6) The diameter of water droplets is between 0.004 and 0.2 mm.

 

Which of the following combinations contains all the correct statements?

 

 

Ответы

1             

2, 3,5

 

2             

2,4,6

 

3             

1,4,6

 

4        

1,3,5

 

 

Вопрос 149

During a de-icing/anti-icing procedure carried out in two stages, the waiting time starts:

 

 

Ответы

1        

At the beginning of the second stage (anti-icing stage).

 

2             

a the end of the first stage (de-icing stage).

 

3             

at the beginning of the first stage (de-icing stage).

 

4             

at the end of the second stage (anti-icing stage).

 

 

Вопрос 150

The ICAO procedure designed to collect and disseminate information on bird strikes to aircraft is called:

 

 

Ответы

1             

IBHA(ICAO Bird Hazard Annex).

 

2        

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