A toy car, of mass 0.10 kg, is travelling along a track which contains a vertical circular loop of radius 0.10 m as shown in the diagram. image01.png What is the minimum entry speed v of the car required to prevent it from falling off the track at the top of the loop? Question 1 options: 0.3 m /s 1.0 m /s 1.4 m /s 2.2 m/ s