More Resources

  • ACTIVITY

Resources

AC phasors and fault detection

Electrical & Electronic: AC theory | Resistance, reactance and impedance

Mathematics: Phasors | Vector addition | Pythagoras' theorem | Trigonometry

Prerequisites: None

  • ACTIVITY

Resources

AC power and power factor

Electrical & Electronic: AC true, reactive and apparent power | AC power factor

Mathematics: Vector addition | Pythagoras' theorem | Trigonometry

Prerequisites: AC phasors and fault detection
 

  • ACTIVITY

Resources

Filtering AC signals

Electrical & Electronic: AC Theory | Resistance, reactance and impedance | Potential divider in an AC circuit | Low pass and high pass filters

Mathematics: Vector addition | Pythagoras' theorem | Trigonometry | Phasor multipilcation and division (stretch)

Prerequisites: AC phasors and fault detection

  • ACTIVITY

Resources

Kirchhoff's laws

Electrical & Electronic: Ohm's law | Electrical power | Kirchhoff's current law (1st law)  | Kirchhoff's voltage law (2nd law) | Resistors in series and parallel

Mathematics: Simultaneous equations

Prerequisites: None

  • ACTIVITY

Resources

AC characteristics and AC waveform addition

Electrical & Electronic: Voltmeter | Waveforms | Amplitude | Time period | Frequency | Instantaneous values | Peak-to-peak value | Peak value | Combining waveforms | Root mean square (rms) value | Phase angle | Form factor | Average value

Mathematics:  Square and square roots | Basic arithmetic

Prerequisites:  None

  • ACTIVITY

Resources

Solenoid valve – electromagnetism

Electrical & Electronic: The solenoid | Magnetic flux | Magnetic flux density | Magnetomotive force | Field strength | Permeability

Prerequisites: None

  • ACTIVITY

Resources

Centre of gravity of composite bodies

Mechanical: Centre of gravity | Forces | Moments

Mathematics: Ratios | Algebra

Prerequisites:  None

  • ACTIVITY

Resources

Forces, centre of gravity, reactions and stability

Mechanical: Centre of gravity | Forces | Moments | Reactions | Resolving forces on an inclined plane

Mathematics: Angles | Trigonometric identities

Prerequisites:  Centre of gravity of composite bodies

  • ACTIVITY

Resources

Friction and sliding

Mechanical:  Forces | Friction

Mathematics: Trigonometric calculations and identities

Prerequisites:  Forces, centre of gravity, reactions and stability

  • ACTIVITY

Resources

Force on a dam wall

Mechanical:  Forces | Reaction | Pressure | Moments

Mathematics: Algebra | Areas and volumes | Arithmetic | Integration

Prerequisites:  Centre of gravity, reactions and stability  &  Friction and sliding

  • ACTIVITY

Resources

Co-planar forces on a crane

Mechanical:  Direct forces | Concurrent co-planar forces | Forces diagram | Resultant of a set co-planar forces | Conditions for equilibrium and motion | Newton's second law

Mathematics: Vector addition | Resolving a vector into two perpendicular components | Trigonometric functions for sine and cosine | Trigonometric identities | Simultaneous equations

Prerequisites: None