Gyroscope Flashcards
1
Q
What is Rigidity?
A
property of maintaining axis in a fixed direction
2
Q
What is Precession?
A
angular change when force applied (through 90 degrees)R
3
Q
Rigidity Formula
A
R = (W I )/F
4
Q
Types of Wander
A
Drift and topple
5
Q
Earth Rate Drift Formula
A
15 x sin lat / hr
6
Q
Earth rate Topple Formula
A
15 x cos lat / hr
7
Q
Transport Wander Formula
A
(GS/60) x tan lat / hr
8
Q
How many gimbals and DOF in Displacement Gyro?
A
2 Gimbals And 2 DOF
9
Q
How many DOF?
A
Same as gimbals
10
Q
Where to concentrate mass to increase Rigidity?
A
Periphery
11
Q
Where are Rate Integrating Gyros used?
A
Inertial units
