Gyroscopes General Flashcards
1
Q
What is Rigidity? - depends on?
A
Maintains its axis direction in relation to space
Speed
Inertia
2
Q
Precession
A
Tendency to resist force – But will precess at right angles to force
3
Q
Wander?
A
Real - Mechanical
Apparent - Mainting fixed axis direction but because earth is moving it appears to move.
4
Q
Topple?
A
Verticle Axis wander
5
Q
Drift??
A
Horizontal Axis wander
6
Q
Transport wander?
A
Same as Topple or Drift.
Moving from East west - Horizontal Drift
Moving North South - Vertical Topple
7
Q
Space Gyro
A
Free in all pllanes. - Not used because no tie to AC
8
Q
Tied gyro
A
Free to move in 2 planes - externally tied to reference - Used in DI
9
Q
Earth
A
Two planes tied to earths gravity
