A man is standing beside a railway line. A train moving at $40\,\text{m s}^{-1}$ needs $2.0\,\text{s}$ to go past the man. What is the length of the train?
- A$20\,\text{m}$
- B$38\,\text{m}$
- C$40\,\text{m}$
- D$80\,\text{m}$
Physics 0625 · IGCSE · Motion
Physics 0625 · IGCSE · Motion
A man is standing beside a railway line. A train moving at $40\,\text{m s}^{-1}$ needs $2.0\,\text{s}$ to go past the man. What is the length of the train?