IFR Rules Of The Air

Question 1

IFR equip req

Answer 1

A/c have to be fitted with suitable instruments and nav equip suitable to the route flown

Have to have an instrument rating

Question 2

Min levels - IFR

Answer 2

Can’t be below MSA

Mountainous - level at least 600m above the highest obstacle within 8km

Non mountainous - level at least 300m above highest obstacle within 8km

Question 3

Changing from IFR to VFR

Answer 3

Use phrase cancelling my IFR flight

ATC should respond - IFR flight cancelled and a specific time of cancellation

Question 4

IFR flights outside CAS

Answer 4

Fl appropriate to mag track

Must file a flight plan and keep comms with ATC monitoring the radio

Question 5

Normal separation in RVSM

Answer 5

Below fl290 = 1,000ft

Above fl290 = 2,000ft

Question 6

Special VFR

Answer 6

Only applicable to flights entering,leaving or within a CTZ

A VFR flight cleared to operate in CAS with less than Vmc

Question 7

Special VFR req

Answer 7

ICAO - ground vis of 1500m and a cloud ceiling of 1000ft

EASA - 3000m ground vis prior to t/o to remain 1500 at all times

Question 8

Mayday, mayday

Answer 8

Grave/imminent danger

Req immediate assistance - repeated 3 times

Question 9

Visual signals for distress

Answer 9

A succession of red pyrotechnics and a red parachute flare

Question 10

PAN PAN

Answer 10

Urgency - concerning the safety of the vessel

Said 3 times

Question 11

Emergency freq

Answer 11

VHF = 121.5 MHz 
UHF = 243.00 MHz
HF = 2182KHz 
SARSAT = 406MHz

Question 12

SSR codes

Answer 12

Civil emerg = 7700
Radio failure = 7600
Unlawful interference = 7500
Not receiving radar = 7000
A/c transponder is unserviceable = 0000

Question 13

Restricted, prohibited and danger areas

Answer 13

Indicated by letters R,D and P and an ID no

May be permanent or activated by notams

The designated no can’t be used for 12months after the closure of an area

Question 14

Visual signals - warning of an incursion

Answer 14

By day and night - series of projectiles are used from the ground - bursting red and green at intervals of 10secs

Question 15

Visual signals - acknowledgement by a/c

Answer 15

Inflight by day - rocking the wings

Night - flashing the l/d lights on and off twice

Question 16

Visual signals - acknowledgement on the ground

Answer 16

Day - moving the a/c rudder and ailerons

Night - flashing the nav or l/d lights on and off twice

Question 17

Signal square

Answer 17

Contains letters
Visible from the air
Passes essential info to non radio a/c

Lack of signals indicates the a/d can’t be used by non radio a/c unless it is an emerg

Question 18

Visual signal - steady green

Answer 18

Cleared to l/d or t/o

Question 19

Visual signals steady red

Answer 19

In the air - give way to other a/c, continue circling

On the ground a/c and vehicles stop

Question 20

Visual signals - flashing green

Answer 20

In the air - return for l/d and await clearance

Ground - cleared to taxi

Question 21

Visual signals - flashing red

Answer 21

A/d unsafe do not land

Ground - taxi clear of l/d area

Question 22

Visual signals - flashing white

Answer 22

L/d at this a/d after receiving clearance and then taxi to apron

Ground - return to starting point

Question 23

Visual signals - red pyrotechnic

Answer 23

Notwithstanding any previous instructions, do not l/d for the time being