Summary

• Description:

  The PDF document comprises Grade 10 Electrical Technology Strand 2 Electrical Machines Notes. The MS Word version is also available upon your request.

  The document covers the following strands, sub-strands, and topics:

  • Strand 2.0: Electrical Machines
    • Sub-strand 2.1: Magnetism
      • Magnetic Properties of Materials (Ferromagnetic, Alloys, and Non-Magnetic Materials).
      • Domain Theory of Magnetism (Unmagnetized and Magnetized States).
      • Magnetization and Demagnetization Procedures (Electrical Method, Stroking Method, Induction, Heating, and Hammering).
      • Magnetic Field Patterns (Bar Magnet, Like and Unlike Poles, and Uniform Field).
      • Care and Storage of Magnets (Magnetic Keepers and Storage Rules).
      • Application of Magnets in Day-to-Day Life (Home, Audio, Navigation, and Medicine).
    • Sub-strand 2.2: Electromagnetism
      • Principle of Electromagnetism (Straight Wire, Maxwell's Screw Rule/Right-Hand Grip Rule, and Dot and Cross Notation).
      • The Solenoid (Field Pattern, Determining Poles using Clock Rule, and Factors Affecting Strength).
      • Constructing an Electromagnetic Device (The Electric Bell and The Relay).
      • Troubleshooting Electromagnetic Circuits (Open Circuit, Short Circuit, and Residual Magnetism).
    • Sub-strand 2.3: Measuring Instruments
      • Principle of Operation: Moving Coil Instrument (PMMC Principle, Motor Effect, Construction, and Operation).
      • Shunts and Multipliers (Extending Range for Ammeters and Voltmeters).
      • Calibration and Scale Selection (Zero Error Adjustment, Comparison, and Linear vs. Non-Linear Scales).
      • Importance of Measuring Instruments (Safety, Diagnostics, and Billing).
• File Size:

  883.77 KB
• Length:

  18 pages
• Category:

  Lesson Notes
• Level:

  Grade 10
• Subject:

  ELECTRICAL TECHNOLOGY
• Posted By:

  Caleb_Peter

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