A-LevelPhysicsForces, density and pressureOct/Nov 2017Paper 1 Q141 Mark
Two rigid steel beams XY and YZ are fixed at their lower ends and are hinged at Y. Each beam is inclined at 50° to the horizontal, as shown. A weight of 4.0 × 10⁴ N hangs from Y. The structure is in equilibrium. [Figure showing two beams XY and YZ hinged at Y, supporting a weight of 4.0 × 10⁴ N, with 50° angles to the horizontal]
A2.6 × 10⁴ N
B3.1 x 10⁴ N
C5.2 × 10⁴ N
D6.2 x 10⁴ N
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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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