AIPMT 2014 Physics and Chemistry Paper

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Question : 8 of 90
 
Marks: +1, -0
The oscillation of a body on a smooth horizontal surface is represented by the equation,
where
X=A‌cos(ωt)
X= displacement at time t
ω= frequency of oscillation
Which one of the following graphs shows correctly the variation ' a ' with ' t ' ?
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