INRAT STUDY GUIDE 2026
COMPREHENSIVE INSTRUMENT RATING
QUESTIONS AND SOLUTIONS
◉ How many satellites are required for RAIM?.
Answer: 5 Satellites
◉ GPS stand-alone approaches will include the words __ __ __ __ ( __ __
__ __) on the chart heading and will appear ______________ the runway
designator.
Answer: RNAV (GNSS) // BEFORE
◉ Overlay approaches will have (__ __ __ __) placed _________________
runway designator.
Answer: (GNSS) // AFTER
◉ Can lightening detection systems detect electrical activity beyond
mountain ranges?.
Answer: Yes.
◉ RMI can reference what?.
Answer: VOR and NDB signals
,TCAN can provide DME information only
◉ AC hdg is 305*. RB to an NDB is 340*; you desire to intercept an
outbound track from the NDB of 020*M at a 30* angle. What would
be the intercept heading?
A) 050*M
B) 335*M
C) 350*M
D) 360*M.
Answer: C) 350*M
◉ What is the expectation for IFR Departure Procedures (SIDs).
Answer: - Cross departure end of RW at least 35' AGL
- No turns below 400' AAE
- Maintain a min climb gradient of 200'/min until reaching suitable
MEA
◉ Safe Altitude within 100NM is measured from where? Where is it
published?.
Answer: The centre of the airdrome.
In the CAP
, ◉ What is the minimum clearance above the highest obstacle for the
safe altitude within 100NM published?.
Answer: 2000' above highest obstacle in mountainous regions 1 & 5
1500' above highest obstacle in mountainous regions 2,3,4.
◉ Current altimeter setting is valid for what period?.
Answer: 90 minutes
-obtained within the preceding 90 minutes.
◉ MDA for a non-precision approach is.
Answer: Calculated above the TDZ elevation.
◉ What happens to advisory visibility when the HIAL are
inoperative?.
Answer: Advisory visibility increases to 3/4SM or 4000RVR or RVR4
◉ NAV 1 CDI is centred with OBS set to 270* and a FROM indication.
Intercept 330* Radial at 90* angle and track inbound.
OBS = _____________
HDG = ____________.
COMPREHENSIVE INSTRUMENT RATING
QUESTIONS AND SOLUTIONS
◉ How many satellites are required for RAIM?.
Answer: 5 Satellites
◉ GPS stand-alone approaches will include the words __ __ __ __ ( __ __
__ __) on the chart heading and will appear ______________ the runway
designator.
Answer: RNAV (GNSS) // BEFORE
◉ Overlay approaches will have (__ __ __ __) placed _________________
runway designator.
Answer: (GNSS) // AFTER
◉ Can lightening detection systems detect electrical activity beyond
mountain ranges?.
Answer: Yes.
◉ RMI can reference what?.
Answer: VOR and NDB signals
,TCAN can provide DME information only
◉ AC hdg is 305*. RB to an NDB is 340*; you desire to intercept an
outbound track from the NDB of 020*M at a 30* angle. What would
be the intercept heading?
A) 050*M
B) 335*M
C) 350*M
D) 360*M.
Answer: C) 350*M
◉ What is the expectation for IFR Departure Procedures (SIDs).
Answer: - Cross departure end of RW at least 35' AGL
- No turns below 400' AAE
- Maintain a min climb gradient of 200'/min until reaching suitable
MEA
◉ Safe Altitude within 100NM is measured from where? Where is it
published?.
Answer: The centre of the airdrome.
In the CAP
, ◉ What is the minimum clearance above the highest obstacle for the
safe altitude within 100NM published?.
Answer: 2000' above highest obstacle in mountainous regions 1 & 5
1500' above highest obstacle in mountainous regions 2,3,4.
◉ Current altimeter setting is valid for what period?.
Answer: 90 minutes
-obtained within the preceding 90 minutes.
◉ MDA for a non-precision approach is.
Answer: Calculated above the TDZ elevation.
◉ What happens to advisory visibility when the HIAL are
inoperative?.
Answer: Advisory visibility increases to 3/4SM or 4000RVR or RVR4
◉ NAV 1 CDI is centred with OBS set to 270* and a FROM indication.
Intercept 330* Radial at 90* angle and track inbound.
OBS = _____________
HDG = ____________.
