An object, moving with a speed of 6.25 m/s, is decelerated at a rate given by : … where v is the instantaneous speed. The time taken by the object, to come to rest, would be :

Motion in a Straight Line

JEE Main 2011 · Annual, Paper 1 · Q7883

PhysicsMedium65×since 2002Q7883

An object, moving with a speed of 6.25 m/s, is decelerated at a rate given by :

{{dv} \over {dt}} = - 2.5\sqrt v

where v is the instantaneous speed. The time taken by the object, to come to rest, would be :

JEE Main 2011 · Annual, Paper 1 · Q7883

PhysicsMedium65×since 2002Q7883

An object, moving with a speed of 6.25 m/s, is decelerated at a rate given by :

{{dv} \over {dt}} = - 2.5\sqrt v

where v is the instantaneous speed. The time taken by the object, to come to rest, would be :