alleryA bus travelling at 10 m/s accelerates uniformly at 2 m/s² for 5 seconds. Its final velocity is:
A25 m/s
B20 m/s
C50 m/s
D15 m/s
Answer & Solution
Correct answer: B. 20 m/s
Using v = u + at: v = 10 + 2 × 5 = 10 + 10 = 20 m/s.
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