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Temperature must air be heated in order to achieve lift off

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Reference no: EM13720660

A hot air balloon (approx as a sphere of diameter 50ft) is to lift a basket load of 600lbf. To what temperature must the air be heated in order to achieve lift off?

Reference no: EM13720660

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Temperature must air be heated in order to achieve lift off : A hot air balloon (approx as a sphere of diameter 50ft) is to lift a basket load of 600lbf. To what temperature must the air be heated in order to achieve lift off?
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