Electricity and magnetism
Trans-Ratio
Trans-RatioTrans-Ratio is a fully self-contained transformer system which enables students to investigate turns ratios and efficiency with the minimum of complication.
Zinc Plate
Zinc PlateA 40 × 40mm zinc plate on a 4mm connector which can replace the top plate of an electroscope.
The plate can be used to show discharge under UV Lighting and the photo-electric effect.
