The Length of a Certain Wire Is Doubled and at the Same

question 163

Multiple Choice

The length of a certain wire is doubled and at the same time its radius is reduced by a factor of 2.What is the new resistance of this wire?

• A)It is 2 times as large.
• B)It is 4 times as large.
• C)It is 6 times as large.
• D)It it 8 times as large.
• E)It is 1/2 as large.

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Definitions:

Birth Process

The sequence of physiological and psychological events that lead to the delivery of a baby.

Second Stage

In the context of labor and delivery, it refers to the period of childbirth when the mother pushes and leads to the delivery of the baby.

Amniotic Sac

A fluid-filled sac that surrounds and protects the embryo and fetus in the uterus.

Baby's Head

The upper part of an infant's body containing the brain, eyes, ears, nose, and mouth, notable for its large size relative to the rest of the body.