2025 Jumpstart Weekly Secondary 4 Physics
Recorded lessons of weekly Sec 4 Physics for pupils who have missed the face to face lessons.
Sec 4 Physics : 22/6/2025 - Part 1: Electromagnetism (force on 2 current carrying conductors, Left Hand Rule)
Sec 4 Physics : 22/6/2025 - Part 2: Introduction to DC Motor
Sec 4 Physics : 22/6/2025 - Part 3: What is a motor?
Sec 4 Physics : 22/6/2025 - Part 4: Model of motor
Sec 4 Physics : 22/6/2025 - Part 5: How motor works? (Physics book)
Sec 4 Physics : 22/6/2025 - Part 6: How split ring commutator reverse direction of current in coil
Sec 4 Physics : 22/6/2025 - Part 7: More on motor (Physics book)