The amount of heat generated by electrical means depends on which factor?

The amount of heat generated by electrical means is primarily influenced by the amount of electricity, or current, moving along the conductor. This relationship is articulated through Joule's Law, which states that the heat produced in a conductor is proportional to the square of the current flowing through it, provided the resistance is constant. Therefore, when the current increases, the heat generated increases significantly due to this squared relationship.

In the context of electrical circuits, it's important to recognize that although factors like conductor length, material type, and voltage can impact resistance and overall power in the circuit, the direct relationship between current and heat generation is the most critical. A lower current would mean less heat generated, while a higher current results in more significant heat production, making this factor the most relevant in determining how much heat is generated in an electrical system.