- Answer: (A) Explanation: v = u + at √3v = u + (a/2)t ⇒ 2a/√3 = a ⇒ a = 3/2
- Answer: (C) Explanation: v2 = u2 + 2as s = (v2 - u2)/2a 402 = 202 + 2as ⇒ s = 10 m
- Answer: (A) Explanation: K.E. = (1/2)mv2 = mv2/2
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