A small ball B B\,B is suspended from a hook by a light inextensible string. A horizontal wind force of 15 N acts on the ball. The ball is in equilibrium with the string taut and making an angle of 30∘ 30^\circ\,30∘ with the vertical.
Find the tension in the string.
Find the weight of BBB.
14 exam-style questions on OCR A Level Maths 3.3.13 Equilibrium by resolving (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.