A Landing Airplane Makes Contact with the Runway with a Speed

question 45

Multiple Choice

A landing airplane makes contact with the runway with a speed of 75.0 m/s and moves toward the south. After 18.5 seconds, the airplane comes to rest. What is the average acceleration of the airplane during the landing?

• A)2.11 m/s², north
• B)2.11 m/s², south
• C)4.05 m/s², north
• D)4.05 m/s², south
• E)14.3 m/s², north

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