A crate rests on a horizontal floor. Its weight is 500 N. A rope pulls diagonally upwards with a vertical component of 150 N and a horizontal component of 200 N. The crate remains at rest. What are the normal contact force and frictional force on the crate?
Normal contact 350 N350\ \mathrm{N}350 N; friction 200 N200\ \mathrm{N}200 N
Normal contact 650 N650\ \mathrm{N}650 N; friction 200 N200\ \mathrm{N}200 N
Normal contact 350 N350\ \mathrm{N}350 N; friction 150 N150\ \mathrm{N}150 N
Normal contact 500 N500\ \mathrm{N}500 N; friction 250 N250\ \mathrm{N}250 N
93 exam-style questions on Edexcel GCSE Physics 9.1 Forces and vectors, covering 9.1.1 Interactions and types of force, 9.1.2 Vector and scalar quantities, and 9.1.3 Vector diagrams and free body diagrams. Each one has a worked solution and a mark scheme showing where the marks go.