The graph between the displacement and time for a particle moving in a straight line is shown in the figure. During the interval OA , AB , BC and CD , the acceleration of the particle is
OA, AB, BC, CD
A
0 
B
— 0 
0
0
C
0 - 
D
— 0 — 0
Text Solution
Verified by ExpertsThe correct answer is:
B
During motion along AB and CD, 
i.e. slope is constant and so is 
. Thus, acceleration is zero. During OA, slope is decreasing and therefore retardation and in BC, slope is increasing, i.e. acceleration.
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