O-LevelPhysicsEnergy & WorkOct/Nov 2024Paper 1 Q101 Mark
A rocket is launched vertically upwards by a constant force from its engines. The data for the launch is shown. [Table: weight of rocket 1.9 MN, average air resistance 0.10 MN, force from engine 3.5 MN]. How much of the work done on the rocket is used to increase its speed in the first 100 m?
A150 MJ
B170 MJ
C350 MJ
D550 MJ
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The correct answer is A. This question tests the candidate's understanding of energy & work within the Physicssyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
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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