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il63 [147K]
3 years ago
12

A car enters a freeway with a speed of 6.5 m/s and accelerates to a speed of 24 m/s in 3.5 min. How far does the car travel whil

e it is accelerating? (Hint: find the acceleration first)
a 3205.5 m
b 1548.75 m
c 76.13 m
d 761.3 m
Physics
1 answer:
Vesna [10]3 years ago
4 0

Explanation:

<u>Using Equations of Motion</u> :

(1) v = u + at

24 = 6.5 + a * 210

<u>a (Acceleration) = 0.083 m/s^2 </u>

<u>(</u><u>2</u><u>)</u><u> </u> v^2 = u^2 + 2aS

S = 576 - 42.25 / 0.166

<u>S (Distance travelled) = 3215.3 m </u>

(Option A seems a typo since the answer is 3215.3 m)

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