What is the acceleration between two points on a velocity...
What is the acceleration between two points on a velocity time graph which has coordinates
(10s, 15 ms-1)
and (20 s, 35 ms-1)?
1.7 ms-2
3.50 ms-2
1.00 ms-2
2.00 ms-2
Correct answer is D
Acceleration = \frac{ΔV}{Δt}
= \frac{V - U}{t_2 - t_1}
= \frac{35 - 15}{20 - 10}
= \frac{20}{10}
= 2ms^-2
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