A-LevelPhysicsWork, energy and powerFeb/Mar 2016Paper 1 Q151 Mark

The force diagram shows an aircraft accelerating. At the instant shown, the velocity of the aircraft is 40 m s⁻¹. [Figure 15.1] At which rate is its kinetic energy increasing?

Q: What is the correct answer to this A-Level Physics question?

The correct answer is C: 12 MW.

Q: What topic does this question test?

This question tests Work, energy and power in A-Level Physics (syllabus code 9702). It is worth 1 mark.

A2.4 MW

B8.0 MW

C12 MW

D20 MW

✓ Correct Answer

The correct answer is C: 12 MW

📋 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...

🎯 Mark Scheme Breakdown

Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.

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About This A-Level Physics Question

Topic

This multiple-choice question tests Work, energy and power in A-Level Physics (syllabus code 9702). It is worth 1 mark.

Source

This question appeared in the Cambridge A-Level Physics Feb/Mar 2016 examination, Paper 1 Variant 2.

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