A block, of weight 10 N, is at rest on a rough plane inclined at an angle of θ \theta\,θ to the horizontal. The coefficient of friction between the block and the floor is 0.488. The block is on the point of sliding down the plane.
Find the value of θ\thetaθ.
108 exam-style questions on Edexcel A Level Maths Forces and Friction, covering 5.1 Resolving Forces, 5.2 Inclined Planes, and 5.3 Friction. Each one has a worked solution and a mark scheme showing where the marks go.