A Car Is Moving with a Velocity (3

question 84

Multiple Choice

A car is moving with a velocity (3.0 m/s) ^x + (1.0 m/s) ^y and 2.5 seconds later its velocity is (6.0 m/s) ^x - (3.0 m/s) ^y. What is the magnitude of the average acceleration of the car?

• A)0.82 m/s²
• B)1.6 m/s²
• C)2.0 m/s²
• D)4.5 m/s²
• E)6.2 m/s²

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