20. EU ACFT - Aircraft Categories Flashcards

1
Q

What is Wake Turbulence? (1)

A

It is the effect of the rotating air masses
generated behind the wing tips of large jet
aircraft

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2
Q

What is Wake Vortex? (1)

A

Describes the nature of those air masses

A wingtip vortex can be similar to a small tornado

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3
Q

Wake categories (3)

A

HEAVY (H) - 136,000kg or more
MEDIUM (M) - <136,000kg - >7000kg
LIGHT (L) - 7000kg<

SUPER (J) - Heavy category but MTOM of 560,000kg

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4
Q

What is the speed for VaT? (1)

A

1.3x the stalling speed (maximum certificated landing MASS)

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5
Q

What are the aircraft approach category speeds? (5)

A
  • Cat A - <91 kts IAS
  • Cat B - 91-120 kts IAS
  • Cat C - 121-140 kts IAS
  • Cat D - 141-165 kts IAS
  • Cat E - 166-210 kts IAS
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