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10-09-2021
Physics

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A boat initially moving at a velocity of 20 mph North accelerates to 75 mph North in the span of 10 seconds. What is their average acceleration?

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10-09-2021

Answer: 5.5 Miles Per Hour Per Second (mph/s)

Explanation:

Acceleration (a) is the change in velocity (Δv) over the change in time (Δt), represented by the equation a = Δv/Δt

Initial speed

20

mph

Final speed

75

mph

Time

10

sec

Acceleration

5.5 mph/s

Answer Link

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