A-LevelPhysicsWork, energy and powerFeb/Mar 2025Paper 1 Q151 Mark
A block is released from rest at the top of a slope inclined at an angle θ to the horizontal. The slope has length L as shown in the diagram. [Figure 15.1] There are no resistive forces acting on the block. What is the speed of the block at the bottom of the slope?
A4.43 √(Lcosθ)
B4.43 √(Lsinθ)
C19.6 √(Lcosθ)
D19.6 √(Lsinθ)
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The correct answer is B. This question tests the candidate's understanding of work, energy and power 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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