Consider a spacecraft orbiting Earth. At an instant in time, the angular velocity of the spacecraft relative to Earth is - 1.961 +0.82bz+0.34ôz (in rad/s) and the angular acceleration of the spacecraft relative to Earth is ä = 0.0561 +0.19b2+0.22bg (in rad/s). What is the moment (in N.m) being applied on the spacecraft in the by. Assume the moment of inertia of the spacecraft is given by: Г5000 [I° = 0.0 0.0 0.0 10000 0.0 kg.m? 0.0 13000 Note b1, b2, bz are unit vectors fixed in the spacecraft reference frame.

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Consider a spacecraft orbiting Earth. At an instant in time, the angular velocity of the spacecraft
relative to Earth is = 1.9bh +0.82b2+0.34b3 (in rad/s) and the angular acceleration of the
spacecraft relative to Earth is a = 0.0561 +0.19bz+0.22bg (in rad/s?). What is the moment (in N.m)
being applied on the spacecraft in the b2.
Assume the moment of inertia of the spacecraft is given by:
Г5000
0.0
0.0
0.0 10000
0.0
kg.m?
0.0
13000
Note b1, b2, bz are unit vectors fixed in the spacecraft reference frame.
Transcribed Image Text:Consider a spacecraft orbiting Earth. At an instant in time, the angular velocity of the spacecraft relative to Earth is = 1.9bh +0.82b2+0.34b3 (in rad/s) and the angular acceleration of the spacecraft relative to Earth is a = 0.0561 +0.19bz+0.22bg (in rad/s?). What is the moment (in N.m) being applied on the spacecraft in the b2. Assume the moment of inertia of the spacecraft is given by: Г5000 0.0 0.0 0.0 10000 0.0 kg.m? 0.0 13000 Note b1, b2, bz are unit vectors fixed in the spacecraft reference frame.
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