Question
Find the distance covered by a particle during the time interval which the speed-time graph is-shown in figure.

Answer

Image Distance covered in the. time interval 0 to $20 s$ is equal to the area of the triangle OAB.
Area of A OAB. $\frac{1}{2} \times$ base $\times$ height
\[
\frac{1}{2} \times 20 \times 20=200 ms ^{-1}
\]

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