Two Cables of the Same Length Are Made of the Same

question 22

Multiple Choice

Two cables of the same length are made of the same material,except that one cable has twice the diameter of the other cable.When the same potential difference is maintained across both cables,which of the following statements are true? (There may be more than one correct choice.)

• A) The same current flows through both cables.
• B) Both cables carry the same current density.
• C) The electrons have the same drift velocity in both cables.
• D) The current in the thin cable is twice as great as the current in the thick cable.
• E) The current in the thin cable is four times as great as the current in the thick cable.

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Definitions:

Fertilization

The process of combining male and female gametes to form a zygote, initiating the development of a new individual.

Meiosis

A type of cell division that reduces the chromosome number by half, resulting in the production of gametes or spores in sexually reproducing organisms.

Mitosis

A process of cell division in which a single cell divides to produce two identical daughter cells, each with the same number of chromosomes as the parent cell.

Fusion

Fusion is the process or result of joining two or more things together to form a single entity.