Vayudoot Aviation

1. With reference to Traffic Collision Avoidance Systems

RAs may be disregarded only when the pilot visually identifies the potentially conflicting traffic and decides that no deviation is necessary.

RAs may be disregarded only when the pilot visually identifies the potentially conflicting traffic and decides that no deviation is necessary and has the clearance confirmed by ATC.

RAs may be disregarded only when the pilot visually identifies the potentially conflicting traffic and decides that no deviation is necessary and has advised ATC of the other aircraft's proximity.

RAs must never be disregarded.

2. On receipt of a TCAS RA your action is to

initiate the required manoeuvre immediately.

make a note of the details.

request a flight clearance deviation from ATC.

Do nothing until a TA is received.

3. Which of the following statements concerning TCAS is correct

TCAS 2 cannot provide information on non-SSR equipped intruders.

TCAS 2 requires Mode S to be fitted to other aircraft.

TCAS 2 provides advice on which way to turn.

TCAS 2 provides avoidance instructions in the vertical and horizontal planes.

4. With reference to Traffic Collision Avoidance Systems. The difference between TCAS I and II is that

TCAS II can provide Traffic Advisories and Resolution Advisories whilst TCAS I can only provide Traffic Advisories .

TCAS I can be fitted to aircraft which carry transponders with Mode A only whilst TCAS II can only be fitted to aircraft whose transponders include either Mode C or Mode S.

TCAS II can only be fitted to large aircraft which carry more than 30 passengers. Whilst TCAS I can be fitted to any aircraft.

TCAS II can only be fitted to aircraft which are equipped with EFIS.

5. The aural messages provided by TCAS II are

Climb; Descend; Increase climb; Increase Descent.

Turn left, Turn Right, Increase Turn, Decrease Turn

Threat, Climb; Threat, Descend.

Climb left; Climb right; Descend left; Descend right.

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Questions for TCAS