A-LevelPhysicsWork, energy and powerOct/Nov 2021Paper 1 Q201 Mark
The total weight of a motorbike and rider is 1800 N. The motorbike travels in a straight line at constant speed up a hill at an angle of 30° to the horizontal. [Figure 20.1] The useful output power of the motorbike is 36000 W. The total resistive force due to air resistance and friction on the motorbike and rider is 2400 N. What is the speed of the motorbike?
A8.6 m s⁻¹
B11 m s⁻¹
C15 m s⁻¹
D24 m s⁻¹
✓ Correct Answer
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...
📋 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...
🔒
Unlock the Examiner's Answer
Sign up for free to reveal the correct answer, the official mark scheme breakdown, and the examiner trap analysis for this question.
Sign Up Free to Unlock →Join thousands of Cambridge students already using Oracle Prep