A Wire with a Length of 150 M and a Radius

question 28

Multiple Choice

A wire with a length of 150 m and a radius of 0.15 m carries a current with a uniform current density of 2.8 *10⁷ A/m². The current is:

• A) 0.63 A²
• B) 2.0 A
• C) 5.9 A²
• D) 296 A
• E) 400 A²

---

Definitions:

Radiographs

Medical images produced by passing X-rays through the body to visualize internal structures, commonly known as X-rays.

Birth Weight

The weight of an infant measured immediately after birth, an important indicator of newborn health and development.

Moral Development

The process through which individuals develop appropriate attitudes and behaviors toward other people in society, based on social and cultural norms, laws, and personal beliefs.

Teratogens

Agents that can cause congenital abnormalities or birth defects in a developing embryo or fetus when exposed during pregnancy.