bbygirlbrooks bbygirlbrooks

22-08-2019
Physics

contestada

An aircraft has a liftoff speed of 33 m/s. What is the minimum constant acceleration an
airplane must have to reach that takeoff speed if the runway is only 240 m long?

Respuesta :

ndungwaneayanda ndungwaneayanda

23-08-2019

Answer: The minimum acceleration for the air plane is 2.269m/s2.

Explanation: To solve such problem the equation of motion are applicable.

The initial velocity is 0 since the airplane was initially standing. We are going to use this equation

V^2=U^2+2as

33^2=0+2a (240)

a= 2.269m/s2

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