O-LevelPhysicsForces5054/11 · Oct/Nov 2014 · Q101 Mark
Objects of different weights are placed on a rigid, horizontal surface. Which row shows the correct pressure acting on the surface?
Aweight/N: 10, area in contact/m²: 0.1, pressure/Pa: 1
Bweight/N: 20, area in contact/m²: 0.2, pressure/Pa: 0.01
Cweight/N: 30, area in contact/m²: 0.1, pressure/Pa: 300
Dweight/N: 40, area in contact/m²: 0.2, pressure/Pa: 8
✓ Correct answer
C: weight/N: 30, area in contact/m²: 0.1, pressure/Pa: 300
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