An observer stands next to a railway line. A train travelling at a constant speed of 45 m/s takes 3.0 s to completely pass the observer.
What is the length of the train?
15 m15\text{ m}15 m
45 m45\text{ m}45 m
90 m90\text{ m}90 m
135 m135\text{ m}135 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.