Mathematics (AS & A Level) · Feb / March 2023 · Paper 42 · Question 4
9709
As printed in the paper
The question as text
A toy railway locomotive of mass 0.8kg is towing a truck of mass 0.4kg on a straight horizontal track at a constant speed of 2ms−1. There is a constant resistance force of magnitude 0.2N on the locomotive, but no resistance force on the truck. There is a light rigid horizontal coupling connecting the locomotive and the truck.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
4(a)[1]
4(b)[1]
4(c)[5]
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