During a rescue operation, a 5350 kg helicopter hovers above a fixed point. The helicopter blades send air downward with a speed of 59.0 m/s. What mass of air must pass through the blades every second to produce enough thrust for the helicopter to hover?

Question

I got 31560 kg*m/s but its wrong.

Answer 1

I agree, it is wrong. Secondly, the units are wrong, I just don't understand your units.

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