The graph shows a car's velocity over time. Velocity versus Time 60 40 Velocity, in mph forward 30 20 10 4 1 2 3 5 G Time, in seconds (s) What is the car's acceleration from 0 to 1 second? A. 8 mph/s B. 60 mph/s C. 10 mph/s D. 20 mph/s
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Answer:D. 20mph/s
Explanation: I got it correct on A P E X
The car acceleration form 0 to 1 will be 20 mph/s.
The rate at which an object's velocity changes with respect to time is called acceleration. Accelerations are measured in terms of vectors. The orientation of the force is acting on an item determines the orientation of its acceleration. Acceleration can be calculated by using this formula:
a = v-u/ΔT.
where, a = acceleration, v = final velocity, u = initial velocity and T is temperature.
Calculation of acceleration.
It is given that v = 20 , u = 0,
ΔT can be calculated as,
[tex]=T_{2} - T_{1} \\= 2-1\\ = 1[/tex]
Now , put the values given data in acceleration formula
a = 20-0/ 1
= 20 mph/ s.
Therefore, acceleration of car will be 20 mph/s.
To know more about acceleration.
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