Physicsmedium · Past Paper
A bus increases its speed from 36 km/h to 72 km/h in 10s. Its acceleration is:
A1 m/s^2
B2 m/s^2
C3.6 m/s^2
D5 m/s^2
✓ Correct Answer: A — 1 m/s^2
u=10m/s, v=20m/s, t=10s. a = (20-10)/10 = 1 m/s^2.
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