The bird is held in level flight due to the force exerted on it by the air as the bird beats its wings. what is the maximum value of this force due to the air? note that the bird's weight, the force of gravity acting on it, is calculated using w=mg, a result that will be justified in chapter 5.
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The bird is held in level flight due to the force exerted on it by the air as the bird beats its win...
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