Relative Velocity 2DMediumQuestion 5324
Question
Two ships sail at 90° to each other at 30 km/h and 40 km/h. The relative speed is:
- A10 km/h
- B70 km/h
- C50 km/hCorrect
- D35 km/h
Correct answer
50 km/h
Explanation
Relative speed = √(30²+40²) = √2500 = 50 km/h.