At what height above the earth is the acceleration due to
(a) At what height above the earth is the acceleration due to gravity 45% of its value at the surface?
=___________ m
(b) What is the speed of a satellite orbiting at that height?
=___________ m/s
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mars has a small moon phobos that orbits with a period of 7 h 39 min the radius of phobos orbit is 94 x 106 mwhat is
a at what height above the earth is the acceleration due to gravity 45 of its value at the surface mb what is the speed
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