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WorksheetsIFR Law 5 - Alternates
Total questions: 13
Worksheet time: 7mins
On an IFR flight plan if the destination aerodrome does not have an instrument approach an alternate must be listed regardless of the weather:
True
False
When deciding whether an alternate is required or not, the weather must be considered for what time period:
Only the ETA
1 hour before and after the ETA
30mins before and after the ETA
The duration of the flight
When deciding whether an alternate is required the cloud;
Base must be at least 1000ft above the published minimum
Ceiling must be at least 1000ft above the aerodrome level
Ceiling must be at least 1000ft above the published minimum
Base must be at least 1000ft above the aerodrome level
When deciding whether an alternate is required the visibility must be;
5km or 2km more than the published minimum, whichever is greater
5km or 2km more than the published minimum, whichever is lesser
When nominating an aerodrome as an alternate, that aerodrome must have: (select all that apply)
Standby power for the entire aerodrome
Two GNSS-based instrument approaches
Standby power for the ground-based instrument approach nominated
An operable precision approach procedure
When using the IFR Alternate Aerodrome Minima Table to determine whether an aerodrome is available for use as an alternate, the weather conditions published in the table must exist:
For 1 hour before an after the ETA at the alternate
At the ETA at the alternate
From the time the aircraft diverts from the original destination, until 1 hour after the ETA at the alternate
What is the definition of cloud ceiling?
The height above ground or water of the base of the lowest layer of cloud below 20 000 feet covering more than half the sky
The cloud height above the surface that is more than 5 oktas
The height above ground or water of the base of the lowest layer of cloud below 10 000 feet covering more than half the sky
The height above ground or water of the base of the lowest layer of cloud covering more than half the sky
Your ETA at NZLX is 052200z the TAF for the day reads:
TAF NZLX 052044Z 0520/0605 13012KT 15KM SCT020 BKN030
BECMG 0600 BKN020
2000FT WIND 28010KT
BECMG 0522/0600 11010KT
QNH MNM 1015 MAX 1024
Do you require an alternate?
Yes
No
Your ETA at NZCH is 060300z the TAF for the day reads:
TAF NZCH 052044Z 0520/0605 13012KT 15KM SCT020 BKN030
BECMG 0602 BKN1100
2000FT WIND 28045KT
BECMG 0522/0600 11060KT
QNH MNM 985 MAX 1020
Do you require an alternate?
Yes
No
Your ETA at NZNR is 052100z the TAF for the day reads:
TAF NZNR 052044ZYe 0520/0605 13012KT 4000 SCT020 BKN030
BECMG 0520 BKN020
BECMG 0603 BKN008
BECMG 0604 11060G95KT
2000FT WIND 28010KT
BECMG 0522/0600 11010KT
QNH MNM 1015 MAX 1024
Do you require an alternate for the VOR RWY 34 Approach?
Yes
No
To use Queenstown as an alternate you need:
3400ft AMSL Ceiling and 7000m visibility
3400ft AGL Ceiling and 7km visibility
4400ft AGL Ceiling and 9km visibility
4400ft AMSL ceiling and 9000m visibility
To nominate Takaka as an alternate using RNAV Z RWY 18, the minimum minima required is:
800ft ceiling 4km visibility
1000ft ceiling 4km visibility
None of the answers listed
600ft ceiling 4km visibility
Takaka cannot be nominated as an alternate using this approach
Your ETA NZKK 300100 NZDT
TAF NZKK 291111Z 2912/3006 VRB02KT 20KM FEW020 BKN030
TEMPO 2912/2913 5000 SHRA BKN012 SCT020CB
PROB30 TEMPO 2912/2920 0500 FG BKN002
TEMPO 2917/2923 5000 +SHRA BKN014 SCT020CB
BECMG 2921/2923 34015KT
BECMG 3002/3004 26012KT
2000FT WIND 29025KT
QNH MNM 1006 MAX 1015
Do you require at an alternate?
Yes
No
