Exemplo 2.9 de College Physics
Calculating Final Velocity: An Airplane Slowing Down after Landing
An airplane lands with an initial velocity of 70.0 m/s and then decelerates at 1.50 m/s² for 40.0 s. What is its final velocity?
Estratégia
Draw a sketch. We draw the acceleration vector in the direction opposite the velocity vector because the plane is decelerating.
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