Question

3. A car travelling at 20 km/h speeds up to 60 km/h in 10
seconds. What is its acceleration?​

Answer 1

Explanation:

SEE THE ATTACHMENT.....

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Answer 2

Explanation:

The equation is A(acceleration)= (Final velocity - Initial velocity)/ Time.

Here,

Final velocity = 60 km/hr = 16.7 m/s

Initial velocity = 20 km/hr = 5.6 m/s

Time = 6 seconds

Then A = (16.7–5.6)/6 = 1.85 m/s^2