Mathematics (AS & A Level) · Oct / Nov 2017 · Paper 41 · Question 3
9709
As printed in the paper
The question as text
A roller-coaster car (including passengers) has a mass of 840 kg. The roller-coaster ride includes a section where the car climbs a straight ramp of length 8 m inclined at 30Å above the horizontal. The car then immediately descends another ramp of length 10 m inclined at 20Å below the horizontal. The resistance to motion acting on the car is 640 N throughout the motion.
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Show the answer and mark scheme
3(i)[2]
3(ii)[4]
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