Recent content by Gianf

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    Change in energy in orbiting satellite.

    I've been thinking about this question all day... still don't get it what would the trick be?
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    Change in energy in orbiting satellite.

    Homework Statement A satellite of mass 45.5 kg orbiting the Earth moves from an orbit of 7271 km to an orbit of 7356 km. what is the work done by all forces acting on it? Homework Equations U=GMm/r The Attempt at a Solution I calculated the total energies of the satellite in both...
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    Combined linear and rotational motion question

    Hi, what I did was saying that mg(h-2r)=1/2mv^2 at the top of the circle. would this be correct?
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    Combined linear and rotational motion question

    this problem is really tricky, I am having many problems trying to solve it