A large crate is being hoisted upwards by a crane. The total weight of the crate is 8000 N, acting downwards. The tension in the hoisting cable exerts an upward force of 9200 N on the crate.
What is the net resultant force acting on the crate?
1200 N1200\text{ N}1200 N downwards
1200 N1200\text{ N}1200 N upwards
17200 N17200\text{ N}17200 N downwards
17200 N17200\text{ N}17200 N upwards
245 exam-style questions on CIE IGCSE Physics 1.5 Forces, covering 1.5.1a Forces, resultant force and motion, 1.5.1b Load–extension graphs and the spring constant, 1.5.1c Friction and drag, 1.5.1d Force, mass and acceleration, 1.5.1e Motion in a circular path, 1.5.2a Moment of a force, 1.5.2b Principle of moments and equilibrium, and 1.5.3 Centre of gravity and stability. Each one has a worked solution and a mark scheme showing where the marks go.