A-LevelPhysicsForces, density and pressureMay/June 2021Paper 1 Q141 Mark
Each foot of an elephant has a circular cross-section with a circumference of 1.4 m. The elephant has a mass of 5400 kg. The elephant is standing still with all four feet on the ground. Assume the pressure under each foot is the same. What is the approximate pressure exerted on the ground by each of the elephant's feet?
A8.7 kPa
B35 kPa
C85 kPa
D340 kPa
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The correct answer is C. 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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