19. Acceleration - time graph of a body starts from rest as on: a(ms) (i) What is the use of the acceleration - time graph? (ii) Draw the velocity-time graph using the above graph. (iii) Find the displacement in the given interval of time from O to 3 seconds.
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Area under acceleration time graph is change in velocity. Direction of velocity is not changing anywhere from 0 to 10 seconds as the acceleration is positive. Since, the body starts from rest the maximum velocity attained is the area under the curve = 55 m/s.
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