A person moves 3m North, then 4m East. The average velo... – Physics

Physicsmedium · Past Paper

A person moves 3m North, then 4m East. The average velocity if the trip takes 5s is:

A1.4 m/s

B1 m/s

C5 m/s

D1.2 m/s

✓ Correct Answer: B — 1 m/s

Displacement = sqrt(3^2 + 4^2) = 5m. Avg Velocity = Displacement / Time = 5m / 5s = 1 m/s.

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