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could you show me how to solve this problem pleas a) Find the magnitude of the n

ID: 1677206 • Letter: C

Question

could you show me how to solve this problem pleas
a) Find the magnitude of the net gravitational forceexerted on the spacecraft by the earth and moon.
b) Find the direction of the net gravitational forceexerted on the spacecraft by the earth and moon. State thedirection as an angle measured from a line connecting the earth andthe spacecraft.
c) What is the minimum amount of work that you would haveto do to move the spacecraft to a point far from the earth andmoon? You can ignore any gravitational effects due to the otherplanets or the sun.

Explanation / Answer

Mass of sun satellite ( ms ) =1030 kg,

Mass of earth ( mE ) =5.98 ×1024 kg,

Mass of moon ( mM ) =7.35 ×1022 kg.

   F1 = G mE ms/ r2

   F2 = G mM ms /r2

    Fnet = F1 + F2