A particle hangs in equilibrium from one end of a light inextensible string.
The string passes over a smooth pulley.
State one consequence of modelling the string as light.
State one consequence of modelling the pulley as smooth.
265 exam-style questions on AQA A Level Maths 3.2 Q: Kinematics, covering 3.2.1 Language of kinematics, 3.2.2 Graphs in kinematics, 3.2.3 Constant acceleration formulae, 3.2.4 Calculus in kinematics (A-level only), and 3.2.5 Motion under gravity and projectiles (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.