An airplane of mass 5000 kg flies in a straight line at steady speed of 70 m/s. Wind resistance pushes backwards on the airplane with a force of 2000 newtons. Is the forward force that the engine exerts on the airplane greater than, less than, or equal to 2000 N? Explain.

Question

Salty

Physics

6 January, 13:01

An airplane of mass 5000 kg flies in a straight line at steady speed of 70 m/s. Wind resistance pushes backwards on the airplane with a force of 2000 newtons. Is the forward force that the engine exerts on the airplane greater than, less than, or equal to 2000 N? Explain.

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Answers (1)

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Gavin Chapman · Answer 1

Answer to the question:

Explanation:

The forward force that the engine exerts on the airplane ar equal to 2000 N because there is no acceleration on the movement of the airplane.

Fengine - Fwind = m * a

with a=0 m/s²

Fengine = Fwind