Q1 an airplane has a mass of 20000 kg and takes off under, Ask an Expert

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Q1. An airplane has a mass of 20,000 kg and takes off under the control of a constant net force of 30,000 N. What is the net force that acts on the plane's 73 kg pilot?

Q2. An outfielder throws a 0.150 kg baseball at a speed of 52.0 m/s and an initial angle of 30.0°. What is the kinetic energy of the ball at the highest point of its motion?

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