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Derive the expression to determine gyroscopic couple.
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written 8.7 years ago by |
Gyroscopic couple (C ):
Let w be angular velocity of a disk.
Let wp be angular velocity of precession (rotation of axis of spin)
Let the axis of spin be rotated by an angle dθ in time dt
L1 = Iw
L2 = Iw + Iw sin(dθ) ≈ Iw + …