CBSE-Chapter-M OTION                           1.Four cars A ,B ,C and D are moving on a levelled road. Their distance time graph is shown as below.   The correct statement is a)    Car D is faster than car C b)   Car A is faster than car D c)    Car C is slowest d)   Car B is slowest 2. m/s 2 is the SI unit of a)    Velocity b)   Acceleration c)    Displacement d)   Speed 3. A bus is moving at a speed of   72 km/h. Its speed is a)    7.2 m/s b)   10 m/s c)    15 m/s d)   20 m/s 4. An object is moving on a circular path of radius. The distance and displacement of the object will be when it completes half a circle a)    Distance 2πr and displacement πr b)   Distance πr and displacement 2r c)    Both distance and displacement 2r d)   Both distance and displacement πr 5. Shloka is enjoying on a merry go round which is moving at a speed of 2m/s. It shows that he is a