PHYSICS · Single correct · A Level · Physics · Further mechanics and thermal physics · Further mechanics and thermal physics
Problem
A merry-go-round completes one revolution every 5s. Child A sits 1.5m from the centre, while child B sits 2.0m away. Which statement about their speeds is correct?
(a) Child A moves faster than child B
(b) Child B moves faster than child A
(c) Both children have the same speed
(d) The speeds cannot be compared with the given data