A-LevelPhysicsForces, density and pressure9702/12 · Feb/Mar 2024 · Q141 Mark
A hinged trapdoor is held closed in the horizontal position by a cable. Three forces act on the trapdoor: the weight W of the door, the tension T in the cable and the force H at the hinge. [Figure showing forces H, T, W on a trapdoor] Which list gives the three forces in increasing order of magnitude?
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AH, T, W
BT, H, W
CW, H, T
DW, T, H
✓ Correct answer
C: W, H, T
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