Elements and Performance Criteria
- Apply principle of moments to determine forces in supports, connections, bearings and support systems
- Equilibrium of solids is explained
- Polygon of forces is applied to determine an unknown force
- Principle of moments is applied to solve moments of any quantity
- Resultant of a system of co-planer forces is calculated
- Twisting moment due to engine crank mechanisms is calculated
- Moments of areas and solids are calculated
- Perform friction calculations
- Laws of friction are applied to solve problems involving friction in inclined planes
- Coefficient of friction is converted to angle of repose
- Friction theory is applied to solve problems involving screw threads
- Brake torque is analysed and problems are solved relating to work lost on brake shoes and brake discs
- Solve motion problems
- Solve problems using principle of momentum
- Solve problems using principles of dynamics
- Centripetal force is distinguished from centrifugal force
- Relationship between centripetal and centrifugal force and mass, angular velocity and radius is clarified
- Problems are solved involving centripetal and centrifugal forces
- Centripetal acceleration is distinguished from centrifugal force
- Out-of-balance forces on co-planer systems are calculated
- Bearing reactions in rotating shafts are determined
- Radius of gyration and moment of inertion when applied to rotating bodies is explained
- Centrifugal forces in governors are calculated
- Principles of dynamics are applied to solve problems involving rotating bodies, accelerating shafts, motors and flywheels
- Calculate stresses and strains on components due to axial loading and restricted thermal expansion
- Apply thin cylinder theory to determine stresses in pressure vessels
- Apply torsion theory to calculate shear stress
- Solve problems involving fluids
- Apply beam theory to solve problems
- Reactions of a loaded beam are calculated
- Shear force and bending moment diagrams are constructed for simply supported and cantilever beams
- Shear force and bending moment diagrams for beams with concentrated and uniformly distributed loads are calculated
- Beam equation is applied to derive stresses in beams loaded with concentrated and uniformly distributed loads
- Beam equation is applied to calculate bending stresses