ECZ 2011 · O-Level Paper 1 — Travel Graphs
Given that the acceleration of the lorry between 10 and 16 seconds is 2 m/s2, find the value of V2.
- A. 52
- B. 12
- C. 64
- D. 44
Verified working — step 1
Between 10 and 16 seconds the lorry speeds up from V1 = 40 m/sfor 6 seconds at 2 m/s2, gaining 12 m/s. So V2 = 40 + 12 = …The full step-by-step working and final answer are included with Premium — checked against ECZ marking standards.
Original examination question © Examinations Council of Zambia. Worked solution and commentary © G12 Titan — not to be reproduced without permission.
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