Units of Measurement Flashcards
1
Q
Distances in navigation
A
- Nautical Mile (NM)
- 1 Minute of arc on a great circle
2
Q
Distances on aerodromes
A
Metres (m)
3
Q
Vertical distances
A
Feet (ft)
4
Q
Horizontal speed (including wind speed) Give examples of use
A
- Knots (kt)
- Used for True Airspeed (TAS), Indictated Airspeed (IAS) and Ground Speed (GS)
5
Q
Vertical speed
Give examples of use
A
- Feet per min (ft/min or fpm)
- Used for ROC and ROD
6
Q
Direction
A
- Degrees magnetic for below:
- Wind direction for take off and landing.
- Direction on Air Traffic Service (ATS) routes.
- Direction of flight.
- Radials of Radio Navigation Aids.
- Degrees true for following:
- Upper winds for en-route flights.
- Direction of air navigation routes.
7
Q
Visibility
A
- Kilometres (km) and metres (m)
- Up to 4999m in metres.
- 5km or more as km.
- more than 10km as 10km.
8
Q
Altimeter pressure setting
A
Hectopascal (hPA) or inches Hg.
9
Q
Weight/mass
A
Kilogram (kg)
10
Q
Time
A
Universal Time Coordinated (UTC)
11
Q
RVR
A
Metres (m)
12
Q
Climb/descent gradient
A
Expressed as a percentage (%)
13
Q
Rate of turn
A
Degrees per second (°/s)
14
Q
Glide path
A
Degrees (°)
15
Q
Temperature and dew point
A
Degrees Celsius (°C)
