A battery and household mains Student activity Play

A DC engine Slideshow Play

A DC engine Student activity Play

A DC engine Whiteboard exercise Play

A diode acting as a rectifier Student activity Play

A diode acting as a rectifier Whiteboard exercise Play

A power supply Animation Play

Accumulators Student activity Play

Ampere-hours Slideshow Play

Application of electromagnetic forces Whiteboard presentation Play

Application of electromagnetic forces Class activity Play

Blood pressure regulation Animation Play

DC supply Student activity Play

DC supply Whiteboard exercise Play

Direct current meters Slideshow Play

Direct current transmission lines Animation Play

Direct current transmission lines Whiteboard exercise Play

Direct current transmission lines Student activity Play

Direct electric current Student activity Play

Direct electric current Whiteboard exercise Play

Electrical resistance Student activity Play

Examples of DC supplies Slideshow Play

Heart; vessels and blood pressure Student activity Play

Induction and alternating currents Student activity Play

Induction and alternating currents Slideshow Play