Level 3 ND Engineering Principles (Exam Preparation & Revision)

£17.99 / month


This online course has been designed specifically for students who are already studying towards a BTEC Level 3 National Certificate or Diploma in Engineering.

From September 2017, all BTEC Level 3 qualifications in Engineering will include the mandatory unit: ‘Engineering Principles’.  This unit in the BTEC qualifications will be assessed using an external examination, devised by the awarding body.


* INSTANT ACCESS:  As soon as your initial payment is complete, you can log in to the study platform using the account credentials that you selected on Sign Up. Click the ‘Student Login‘ button at the top of the page, or use the link in the navigation menu.

** CANCEL ANYTIME:  You are free to cancel your subscription at any time, but you will lose access to the course materials. If you decide to reinstate your subscription in the future, your progress data will still be stored.

Who is this ‘Level 3 National Diploma Engineering Principles’ Course Designed For?

Our ‘Level 3 Engineering Principles (Exam Preparation & Revision)‘ Course is suitable for anyone currently studying towards a BTEC Level 3 National Certificate or Diploma in Engineering.  This online course covers all of the topics in the ‘Unit 1: Engineering Principles’ specification, as well as offering a range of mock tests and mock exams to enable students to prepare for the examination. Students registered on our courses also receive personalised weekly progress reports, to help with ongoing target setting and to provide additional motivation to study!

This Engineers Academy® online course can either be used exclusively to prepare for a BTEC Level 3 Engineering Principles examination, or it can be used alongside sessions delivered within a school or college environment to further develop understanding of the unit content, with a view to enabling students to work towards a higher grade in the unit.

Disclaimer: Please note that you will need to have an active registration with the Pearson awarding body in order to participate in the examination, as well as having arrangements in place for sitting the exam. This will usually be done through your school or college. This course provides resources for preparation and revision only. We are unable to register you with the awarding body or make arrangements for you to sit the examination.

If you are unsure, please Contact Us for more information before purchasing this online course.

What is included in the ‘Level 3 Engineering Principles (Exam Preparation & Revision)’ Course?

The list below provides an outline of the topics covered in this online course:


  • Fractions, Decimals and Percentages
  • Standard Form and Metric Prefixes
  • Rearranging and Solving Equations

A1. Algebraic Methods

  • Laws of Indices and Logs
  • Exponential Growth and Decay
  • Factorisation (Linear and Quadratic Equations)
  • Quadratic Formula
  • Solving Simultaneous Equations (Elimination and Substitution)
  • Plotting Straight Line Graphs
  • Solving Simultaneous Equations (Graphical Methods)

A2. Trigonometric Methods

  • Converting Angular Measurements
  • Pythagoras’ Theorem
  • Trigonometry
  • Sine and Cosine Rules
  • Trigonometric Function Graphs
  • Areas of Complex and Compound Shapes
  • Volume of Complex and Compound Shapes

B1. Static Engineering Systems

  • Finding the Resultant of Two Forces
  • Finding the Resultant of Systems of Forces
  • Non-Concurrent Coplanar Force Systems
  • Simply Supported Beams with Point Loads
  • Simply Supported Beams with UDLs

B2. Loaded Components

  • Direct Stress, Strain and Elastic Modulus
  • Shear Stress, Strain and Modulus of Rigidity

C1. Dynamic Engineering Systems

  • Equations of Motion
  • Newton’s Second Law
  • Simple Rotating Systems
  • Work, Energy and Power
  • Conservation of Energy
  • Conservation of Momentum
  • Simple Lifting Machines

D1. Fluid Systems

  • Pressure Head, Thrust Force and Overturning Moments
  • Fluid Flow in Tubes and Ducts
  • Achimedes’ Principle for Immersed Objects

D2. Thermodynamic Systems

  • Heat Transfer and Changes of State
  • Thermal Expansion, Stress and Strain
  • Gas Laws

E. Static and Direct Current Circuits

  • Voltage, Current, Resistance and Power
  • Resistor Colour Coding
  • Resistors in Series and Parallel
  • Kirchhoff’s Laws
  • Capacitors and Capacitance
  • Charging and Discharging Capacitors
  • Capacitors in Series and Parallel
  • Diodes
  • DC Networks

F1. Magnetism and Electromagnetic Induction

  • Magnetic Fields
  • Inductance and Inductors
  • Energising and De-energising of Inductors
  • Electromagnetic Induction in Motors
  • Electromagnetic Induction in Generators and Transformers

G1. Single Phase AC Theory

  • Single Phase AC Waveforms
  • Reactance and Impedance
  • Half and Full Wave Rectification

BTEC Level 3 Engineering Principles Sample Assessment Materials

  • Engineering Principles Sample Assessment (Issue 1)
  • Worked Solutions to Engineering Principles Sample Assessment Questions (Issue 1)


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