An observer stands next to a high-speed railway track. A train travelling at a constant speed of 52 m/s takes 2.5 s to completely pass the observer. What is the length of the train?
20.8 m20.8\text{ m}20.8 m
52 m52\text{ m}52 m
104 m104\text{ m}104 m
130 m130\text{ m}130 m
204 exam-style questions on CIE IGCSE Physics Motion, covering Motion. Each one has a worked solution and a mark scheme showing where the marks go.