A ladder is positioned on icy (frictionless) ground and is leant against a rough wall. At the instant of release it begins to slide. Which diagram shows the directions of the forces $$$P, W$$$ and $$$R$$$ acting on the ladder as it slides? ground C ground ground

Physics

IGCSE&ALevel

CAIE

Exam No：9702_w24_qp_11 Year：2024 Question No：8

Answer:

4.1.1 define and apply the moment of a force

4.1.2 understand that a couple is a pair of forces that tends to produce rotation only

4.1.3 define and apply the torque of a couple

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