How charges and currents interact through fields, and how that interaction is turned into motors, generators and every electrical device a student relies on.
These are the statements the Physics syllabus makes about Module 6: Electromagnetism. Dux records each one against the questions you answer, so you can see which of them you have actually been tested on and which have never been asked.
A charge in an electric field accelerates along the field; in a magnetic field it curves perpendicular to both the field and its velocity. The two behave completely differently, and conflating them is the most common error.
A current-carrying conductor in a magnetic field experiences a force given by F = BIL sin(theta). The direction follows from the right-hand rule, which the examiner expects to see applied, not just quoted.
A changing magnetic flux induces an emf, and Lenz's law says the induced current opposes the change that caused it. That opposition is energy conservation, not an arbitrary rule.
Motors, generators, transformers and eddy-current braking. Each is a direct consequence of the motor effect or induction, and a good answer names which one is operating.
A current loop in a field experiences a torque because the forces on opposite sides form a couple. This is the mechanism inside every DC motor and moving-coil meter.
Quantifying induction: flux is field through area, and emf is the rate of change of flux linkage. Distinguishing the three ways flux can change is what makes these questions quick.
Investigating how the rate of change of flux, number of turns and field strength affect induced emf, and evaluating which relationship the data actually supports.
Systems where a charge passes through both field types: velocity selectors, mass spectrometers and particle accelerators, where the competing effects have to be set against each other.
HSC Physics - Trial Paper Shape is 100 marks in 180 minutes. Questions on Module 6: Electromagnetism are not one shape repeated: the command word decides what the marker is looking for, and the mark value decides how much of it. These are the ones Physics uses.
Dux writes practice for this module in exactly these shapes, so the drill is the same task the paper sets — not a general knowledge quiz with the module name on it.
Module 6: Electromagnetism is module 2 of 4 in Physics. Students routinely lose marks because a question spans two modules, so the neighbouring modules are worth reading next to this one.
Dux diagnoses Physics dot point by dot point, then writes questions in the shape this course marks. Written answers come back marked against the bands.