Vayudoot Aviation

1.
The separation method whereby the vertical and horizontal separation may be reduced till a maximum of half the standard criteria is called

Reduced separation

Combined separation

Composite separation

2.
A/c on same level converging track has separation

15min

5min

10min

3.
The vertical IFR separation minimum being applied by ATC within a controlled airspace below FL 290 is

1000f5 (300m)

2000ft (600m)

5000ft (150m)

4.
Cruising level IFR during cruise within controlled airspace shall be given as flight level (FL)

If the obstacle clearance is more than 2000ft

Only in airspace class A

Above the transition altitude when applicable

5.
"ESSENTIAL TRAFFIC" is that controlled flight to which the provision of separation by ATC is applicable, but which, in relation to particular controlled flight is not separated therefore by the appropriate separation minima. Whenever separation minima is not applied. The following flights are considered essential traffic one to each other

Only controlled IFR flights

All IFR flights in controlled airspace and controlled VFR

Controlled VFR flights and VFR flights

6.
The vertical IFR separation minimum being applied by ATC within a controlled airspace above FL 290 is

500ft (150m)

2000ft (600m)

1000ft (300m)

7.
If an ATC clearance is not suitable to the pilot in command of an aircraft

He may request another clearance and the ATC concerned has to accept the pilot request

He may request and, if practicable, obtain an amended clearance

The pilot has to accept the ATC clearance because it has been based on the flightplan filed with ATC

8.
The longitudinal separation minima based on time between aircraft at same cruising level where navigation aids permit frequent determination of position and speed, is

3 minutes

10 minutes

15 minutes

9.
A "RNAV" distance based separation minimum may be used at the time the level is crossed, provided that each aircraft reports its distance to or from the same "on track" way-point. This minimum is

60NM

20NM

80NM

10.
The longitudinal separation minima based on DME, and each aircraft "on track" uses DME stations, is

10NM provided that the leading aircraft maintains a true airspeed of 40kt or more faster than the succeeding aircraft

10NM provided that the leading aircraft maintains a true airspeed of 20kt or more faster than the succeeding aircraft

20NM provided that the leading aircraft maintains a true airspeed of 10kt or more faster than the succeeding aircraft

11.
The longitudinal separation minima between aircraft departed from the same aerodrome and followed the same track, and the preceding aircraft is maintaining a true airspeed of 40kt or more faster than the succeeding aircraft, is

10 minutes

3 minutes

8 minutes

12.
A VFR flight constitutes essential traffic to other VFR flights, when operating in controlled airspace classified as

B and C

B

B, C, D and E

13.
ADS-B ground station is more than 110 NMs from two aircraft at same level. Only ADS-B is being used for separation in non radar environment. The minimum safe distance between these aircraft is ____ NMs

10

5

3

14.
The "VMC and own separation" ATC clearance is used for a controlled flight to cross the level of another controlled flight when

Requested by the pilot, during the day light and authorized by the state overflown

Requested by the pilot and authorized by the state overflown

Requested by the pilot in airspace classes A and B authorised by ATC

15.
Longitudinal separation minima based on distance using DME for aircraft at the same cruising level track, provided that each aircraft utilizes "on Track" DME stations and separation is checked by obtaining simultaneous DME readings, is

25NM

20NM

40NM

16.
Two aircraft flying at FL 170 using GNSS are confirmed to be established on tracks separated by 120 degrees with zero offset between two waypoints. At least one aircraft is to be at a minimum distance _____ NMs from a common point from separation

5

15

10

17.
When an aircraft will pass through the level of another aircraft on the same track, the following minimum longitudinal separation shall be provided

15 minutes at the time the level is crossed

5 Minutes at the time the level is crossed

10 minutes at the time the level is crossed

18.
RCP 120 is the number of

Seconds it takes for an instruction to travel from the ground to aircraft and acknowledgment back to the ground.

Transmissions loaded on aircraft FMS for data link exchange.

Minutes required to divert to a suitable aerdrome under ETOP conditions.

19.
Vertical or horizontal separation shall be provided between

All flights in class A and B airspaces

All flights in class B, C and D airspaces

All flights in class A, B and C airspaces

20.
Track separation between aircraft using the same NDB shall be applied requiring the aircraft to fly

At least 45° separated at a distance of 15NM or more from the facility

At least 30° separated at a distance of 15 miles or more from the facility

At least 30° separated at a distance of 15NM or more from the facility

21.
The longitudinal separation minima based on distance using DME, and each aircraft "on track" uses DME stations, is

10NM

5NM

20NM

22.
The longitudinal separation minima between aircraft departed from the same aerodrome and following the same track, and the preceding aircraft is maintaining a true airspeed of 20kt or more faster than the succeeding aircraft, is

2 minutes

3 minutes

5 minutes

23.
Above FL 260 the vertical flight separation between aircraft on the same direction is

2000ft

4000ft

3000ft

24.
The longitudinal separation minima based on time between aircraft at same cruising level where navigation aids permit frequent determination of position and speed and the preceeding aircraft is maintaining a true airspeed of 40kt or more faster than the succeeding aircraft, is

5 minutes

3 minutes

10 minutes

25.
An aircraft is maintaining FL 150 within airspace class D. Another aircraft below at FL 140 is receiving a clearance to descend to FL 70. It is severe turbulence in the area. When is the earliest that a clearance to descend to FL 140 or below can be expected?

When the other aircraft has reported that it has descended through FL 130

When the other aircraft has reported that it has left FL 140

When the other aircraft has reported that it has reached FL 70

26.
Aircraft flying along the same track may be separated by DME -distances from the same DME and it confirmed that the aircraft have passed each other. Specify the shortest difference in DME-distance to make it possible for one aircraft to climb or descend

15Nm

10NM

12NM

27.
The longitudinal separation minima based on time between aircraft at same cruising level where navigation aids permit frequent determination of position and speed and the preceeding aircraft is maintaining a true airspeed of 20kt or more faster than the suceeding aircraft, is

15 minutes

10 minutes

5 minutes

28.
ATC clearances are solely issued for

Expediting and separating air traffic

Making pilots follow laid down procedures

Altering pilots about other aircraft in close vicinity

29.
Track separation between aircraft using the same VOR shall be applied requiring the aircraft to fly

Question Bank

Questions for Area control services

The separation method whereby the vertical and horizontal separation may be reduced till a maximum of half the standard criteria is called

A/c on same level converging track has separation

The vertical IFR separation minimum being applied by ATC within a controlled airspace below FL 290 is

Cruising level IFR during cruise within controlled airspace shall be given as flight level (FL)

The vertical IFR separation minimum being applied by ATC within a controlled airspace above FL 290 is

If an ATC clearance is not suitable to the pilot in command of an aircraft

The longitudinal separation minima based on time between aircraft at same cruising level where navigation aids permit frequent determination of position and speed, is

A "RNAV" distance based separation minimum may be used at the time the level is crossed, provided that each aircraft reports its distance to or from the same "on track" way-point. This minimum is

The longitudinal separation minima based on DME, and each aircraft "on track" uses DME stations, is

The longitudinal separation minima between aircraft departed from the same aerodrome and followed the same track, and the preceding aircraft is maintaining a true airspeed of 40kt or more faster than the succeeding aircraft, is

A VFR flight constitutes essential traffic to other VFR flights, when operating in controlled airspace classified as

ADS-B ground station is more than 110 NMs from two aircraft at same level. Only ADS-B is being used for separation in non radar environment. The minimum safe distance between these aircraft is ____ NMs

The "VMC and own separation" ATC clearance is used for a controlled flight to cross the level of another controlled flight when

Longitudinal separation minima based on distance using DME for aircraft at the same cruising level track, provided that each aircraft utilizes "on Track" DME stations and separation is checked by obtaining simultaneous DME readings, is

Two aircraft flying at FL 170 using GNSS are confirmed to be established on tracks separated by 120 degrees with zero offset between two waypoints. At least one aircraft is to be at a minimum distance _____ NMs from a common point from separation

When an aircraft will pass through the level of another aircraft on the same track, the following minimum longitudinal separation shall be provided

RCP 120 is the number of

Vertical or horizontal separation shall be provided between

Track separation between aircraft using the same NDB shall be applied requiring the aircraft to fly

The longitudinal separation minima based on distance using DME, and each aircraft "on track" uses DME stations, is

The longitudinal separation minima between aircraft departed from the same aerodrome and following the same track, and the preceding aircraft is maintaining a true airspeed of 20kt or more faster than the succeeding aircraft, is

Above FL 260 the vertical flight separation between aircraft on the same direction is

The longitudinal separation minima based on time between aircraft at same cruising level where navigation aids permit frequent determination of position and speed and the preceeding aircraft is maintaining a true airspeed of 40kt or more faster than the succeeding aircraft, is

An aircraft is maintaining FL 150 within airspace class D. Another aircraft below at FL 140 is receiving a clearance to descend to FL 70. It is severe turbulence in the area. When is the earliest that a clearance to descend to FL 140 or below can be expected?

Aircraft flying along the same track may be separated by DME -distances from the same DME and it confirmed that the aircraft have passed each other. Specify the shortest difference in DME-distance to make it possible for one aircraft to climb or descend

The longitudinal separation minima based on time between aircraft at same cruising level where navigation aids permit frequent determination of position and speed and the preceeding aircraft is maintaining a true airspeed of 20kt or more faster than the suceeding aircraft, is

ATC clearances are solely issued for

Track separation between aircraft using the same VOR shall be applied requiring the aircraft to fly

What are the controlled IFR separation methods applied by ATC?