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Anika [276]
3 years ago
8

What constant acceleration is required to increase the speed of a car from 30 mi/h to 52 mi/h in 5 seconds? (Round your answer t

o two decimal places.)
Mathematics
1 answer:
Alenkasestr [34]3 years ago
6 0

Answer:

a = 9.84 m/s^2

Step-by-step explanation:

Given:

Initial speed (Vi) = 30 mi/h = 67.1 m/s

Final speed (Vf) = 52 mi/h  = 116.32

Time period(t) = 5 seconds

We know the formula of acceleration in terms of initial speed, final speed and time:

a = \frac{Vf -Vi}{t}

a = \frac{116.32-67.10}{5}

a = 9.84 m/s^2

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