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  4. Acceleration (a)-time(t) graph for a particle starting from rest at t=0 is as given below. The particle has maximum speed at <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/p-nbevc6b43f9s31xw.jpg />

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Q. Acceleration (a)-time(t) graph for a particle starting from rest at $t=0$ is as given below. The particle has maximum speed at
Question

NTA AbhyasNTA Abhyas 2020

Solution:

Area under a-t graph gives change in velocity. $t=0$ $to$ t=2 \sec velocity will increases in negative xaxis direction then $t=2$ $to$ t=4 sec it will decrease and the particle comes to rest at $t=4$ sec.