Chapter 4 - Vertical Speed Indicator Flashcards
1
Q
The VSI displays what? and uses which pressure source?
A
Rate of climb or decent in feet per minute
Uses static pressure
2
Q
Which type of capsule does it use?
A
Pressure capsule fed by static
3
Q
Change is sensed by the bleed metering unit on an IVSI, name x2 parts inside
A
Knife edge
Capillary
4
Q
What kind of scale does the VSI have
A
Logarithmic so to make lower values of vertical speed easier to read
5
Q
If there is a static leak what will what the VSI do?
A
Operate but less accurately
6
Q
How does the IVSI get eradicate lag
A
Dashpot / Accelerometer unit
7
Q
What is the equation for Rate of Decent
A
ROD = 5 x Groundspeed (TAS)
