A-LevelPhysicsDynamicsMay/June 2019Paper 1 Q101 Mark
A car has mass m. A person needs to push the car with force F in order to give the car acceleration a. The person needs to push the car with force 2F in order to give the car acceleration 3a. Which expression gives the constant resistive force opposing the motion of the car?
Ama
B2ma
C3ma
D4ma
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The correct answer is A. This question tests the candidate's understanding of dynamics within the Physicssyllabus. The examiner's mark scheme requires...
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Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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