dis17-gravity II - Q12.16 Is it possible to place a...

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A. Yes B. No Q12.16 Is it possible to place a satellite in orbit so that it is always directly about the earth’s 45 degree north parallel?
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A. Always. B. Never. C. Only if m 1 = m 2 . Say you have two bodies m 1 and m 2 . If you place a third mass m at the center of mass of m 1 and m 2 . will the net gravitational force on m be zero? m 1 m 2 m
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A. yes B. no Consider a uniform ring, like Saturn’s. Suppose another mass m is located a distance x directly above the center of the ring. Is the force on m the same as if all mass were at the center of the ring. x
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A. Magnitude yes, direction yes B. Magnitude no, direction yes C. Magnitude no, direction no. D. Magnitude yes, direction no. Consider a the force on the object m. In general, will the force on m be the same as if all the mass M were concentrated at its center of mass? m M
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Discussion Problems Y&F Chapter 12: Q14, Q16, P/E 42, 67, 79, 90, 89 (extra)
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A. 0.3 N B. 1.1 N C. 3 N D. 30 N In 12.42 what is the difference
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dis17-gravity II - Q12.16 Is it possible to place a...

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