Physicsmedium · Past Paper
A stone is dropped from a height. After 2 seconds, its velocity will be: (g = 9.8 m/s^2)
A4.9 m/s
B9.8 m/s
C19.6 m/s
D39.2 m/s
✓ Correct Answer: C — 19.6 m/s
v = u + gt = 0 + 9.8 * 2 = 19.6 m/s.
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