Respuesta :
several factors which affect the strength of an electromagnet are :
- The nature of the core material
- The numbers of turns of wire on the core
- The shape of the core
- The size of the core.
The core consists of a metallic ferrous material
- The nature of the core material
- The numbers of turns of wire on the core
- The shape of the core
- The size of the core.
The core consists of a metallic ferrous material