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A car, initially at rest, travels 20 m in 4 s along a straight line with constant acceleration. the acceleration of the car is:
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A car, initially at rest, travels 20 m in 4 s along a straight line with constant acceleration. the acceleration of the car is:
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May 25, 2018
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A car, initially at rest, travels 20 m in 4 s along a straight line with constant acceleration. the acceleration of the car is:
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Yangmillstheory
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We are asked to find the acceleration of the car:
Formula: s = 1/2 a t^2
20 = 1/2 a (4)^2
a = 40 / 16
a = 5 / 2 m/s^2
= 2.5 m/s^2
The acceleration of the car is 2.5 m/s^2
Tristan Juricek
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May 31, 2018
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Tristan Juricek
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