ECZ 2021 · GCE Paper 1 — Travel Graphs
From the speed-time graph, the car decelerates from 24m/s to 18m/s in the first 3 seconds and then travels at 18m/s until the 13th second. Calculate the distance covered in the first 13 seconds.
- A. 234 m
- B. 243 m
- C. 180 m
- D. 252 m
Verified working — step 1
Distance is the AREA under a speed-time graph. The first 13 seconds split into a trapezium and a rectangle.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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