Different electromagnets Slideshow Play

Electromagnets Student activity Play

Higher voltage but lower current Student activity Play

Higher voltage but lower current Animation Play

Higher voltage but lower current Whiteboard exercise Play

Number of turns in the coil and number of paper clips picked up Whiteboard exercise Play

Operation of an electric bell Animation Play

The electric bell Student activity Play

The relationship between voltage and the number of turns in a coil Simulation Play

The relationship between voltage and the number of turns in a coil Whiteboard exercise Play

The relationship between voltage and the number of turns in a coil Student activity Play

The significance of transformers Student activity Play

The significance of transformers Whiteboard exercise Play

Turns ratio Student activity Play

Turns ratio Simulation Play

Turns ratio Simulation Play

Turns ratio Student activity Play

Turns ratio Whiteboard exercise Play

Turns ratio Whiteboard exercise Play

Wire coils Student activity Play