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:

Social Withdrawal

The act of pulling away from others and choosing to spend time alone, avoiding social interactions.

Flat Affect

A severe reduction in emotional expressiveness, often characterized by a lack of facial expressions or intonation in speech.

Apathy

A lack of interest, enthusiasm, or concern about anything or the absence of any wish to do anything, often observed as a symptom in various psychological disorders.

Loss of Motivation

A decrease or absence in the desire or willingness to perform actions or achieve goals, often associated with depression or other mental health issues.