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What is the acceleration of a motorcycle moving north when the speed goes from 0-80 mi/hr in 8 seconds?
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40 votes
40 votes
What is the acceleration of a motorcycle moving north when the speed goes from 0-80 mi/hr in 8 seconds?

User Dhamu
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1 Answer

8 votes
8 votes

Answer:

0.003 mi/s²

Step-by-step explanation:

a = (Vf - Vi) / t

Vi = 0 (started from rest)

First you have to convert MPH into miles/sec (the problem did not state that you have to convert to meters/sec)

(80 miles/hr)/(3600 sec/hr) = 0.022 mi/sec

a = (0.022 mi/sec - 0)/8 sec = 0.003 mi/s²

User Wbharding
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