A ladybug (65g) is on a turntable spinning at a speed of 6.2 m/s, with a centripetal force of 15 n acting on it a. The ladybug is sitting at the edge of the turntable. What is the distance from the middle of the turntable to the ladybug (2 marks) b. what is the speed of the ladybug's friend sitting 10 cm closer to the centre of the turntable?