Q1/ An object has a kinetic energy of 310 J and a momentum of magnitude 22.1 kg · m/s.
(a) Find the speed of the object.
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(b) Find the mass of the object.
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Q2/ A satellite has a mass of 110 kg and is located at 2.04 multiply.gif 106 m above the surface of Earth.
(a) What is the potential energy associated with the satellite at this location?
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(b) What is the magnitude of the gravitational force on the satellite?
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