Question

Find the acceleration of a car that changes its speed from 18km/h to 90km/h in 16 secs???
Pls answer with steps
I will mark as brainliest ​

Answer 1

Answer:

answe in the image

Explanation:

Answer 2

Explanation:

$initial \: velocity \: (u) = 18km/hr = 5m/s \\final \: velocity \: (v) = 90km/hr = 25m/s \\ time \: (t) = 16s$

$∴ acceleration \: (a) = \frac{v - u}{t} \\ = \frac{90 - 18}{16} m/s \\ = \frac{72}{16} m/s \\ = 4.5 m/s$