Question

initial velocity of a car is 20 m/s and final velocity is 40 m/s and its take displacement 40 m then calculate acceleration​

Answer 1

Answer:

plze mark it as brainliest answer...

Explanation:

hope it helps.

sorry for the handwriting.....

Answer 2

Answer:

We know that

${v}^{2} - {u}^{2} = 2as$

putting these values we get ${40}^{2} - {20}^{2} = 2 \times 40 \times a \\ 1600 - 400 = 80a \\ 800 = 80a \\ a = 10m {s}^{ - 2}$