NEET Physics · Medium

Motion in a Plane: Relative Velocity 2D MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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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:
  1. A
    10 km/h
  2. B
    70 km/h
  3. C
    50 km/h
    Correct
  4. D
    35 km/h

Correct answer

50 km/h

Explanation

Relative speed = √(30²+40²) = √2500 = 50 km/h.