A-LevelPhysicsForces, density and pressureMay/June 2016Paper 1 Q131 Mark
In a large container in an oil refinery, three oils of different densities are mixed. No chemical activity occurs. The mixture consists of 1200 kg of oil of density 1100kg m⁻³, 1500 kg of oil of density 860 kg m⁻³, 4000 kg of oil of density 910kgm⁻³. What is the density of the mixture?
A927 kg m⁻³
B957 kg m⁻³
C1010 kg m⁻³
D1080 kg m⁻³
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The correct answer is A. This question tests the candidate's understanding of forces, density and pressure 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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