Multiple choice question XXXII — task. Science CBSE, Class 9.

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An object of mass of 2 kg is sliding with a velocity of \(4\ ms^{-1}\) on a frictional horizontal surface. The retarding force necessary to stop the object in \(1\ second\) is

\(2\ N\)
\(4\ N\)
\(8\ N\)
\(0\ N\)

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