Evaluate at what height above the surface of the earth

Reference no: EM13117228

A 5.90 x 10 (squared) kg hot-air balloon takes off from rest at the surface of the earth. The nonconservative wind and lift forces take the balloon up, doing +9.70 104 J of work on the balloon in the process. At what height above the surface of the earth does the balloon have a speed of 7.00 m/s?
Enter a number.

Reference no: EM13117228

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