in airplane of mass 1 20 x 10 kg is moving at 58 0 m...
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Physics
in airplane of mass 1 20 x 10 kg is moving at 58 0 m s The pilot then Increases the engine s thrust to 7 00 x 10 N The resistive force exerted by air on the airplane has a magnitude of 6 00 x 10 N a Is the work done by the engine on the airplane equal to the change of the airplane s kinetic energy after it travels through some distance through the air Yes No Is the mechanical energy conserved Explain your answer This answer has not been graded yet b Find the speed of the airplane after it has traveled 5 00 x 10 m Assume that the airplane is in level flight throughout the motion 195 73
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