Mechanics MCQ
If an object is rotating clockwise, this corresponds to a _____ angular velocity.
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Providing a backup power source is called __________________.
Answer
Correct Answer:
Power redundancy.
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Ax is positive if is directed _______; ay is positive if is directed _______.
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The hip joint is the articulation between the ________ and the _______.
Answer
Correct Answer:
Femur; acetabulum
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When an astronaut in orbit is weightless, he or she is _______.
Answer
Correct Answer:
Still in the grips of Earth's gravity
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