from a homework

Degree Level: Pre-College

 

Question:

A jet takes off at an angle of 60° to the horizontal. The jet flies against a wind that exerts a horizontal force of 1000 N on it. The engines produce 20000 N of thrust (60° to the horizontal), and the mass of the jet is 90000 kg. What is the rate of the jets acceleration in the horizontal direction?

Answer:

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