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# A satellite with mass 898 kg is in a circular orbit with an orbital speed of...

A satellite with mass 898 kg is in a circular orbit with an orbital speed of 5840 m/s around the earth.

a) What is the new orbital speed after friction from the earth's upper atmosphere has done −7.5×10^9 J of work on the satellite? Express your answer with the appropriate units.

b)  Does the speed increase or decrease?  #### Earn Coins

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