A model airplane with a mass of 0.749 kg is tethered by a wire so that it flies in a circle 29.9 m in radius. The airplane engine provides a net thrust of 0.796 N perpendicular to the tethering wire.   (a) Find the torque the net thrust produces about the center of the circle. _____N · m   (b) Find the angular acceleration of the airplane when it is in level flight. _____rad/s2   (c) Find the linear acceleration of the airplane tangent to its flight path. _____m/s2

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