Acceleration of a train between two stations is shown in figure. maximum speed of train is .........

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2.Motion in Straight Line

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The acceleration of a train between two stations is shown in the figure. The maximum speed of the train is $............\,m/s$

A

$60$

B

$30$

C

$120$

D

$90$

Solution

(b)

$V_{max}=$ Maximum positive area of $a-t$ graph

$=$ area between $0$ and $8\,s$

$=30\,m / s$

Standard 11

Physics

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