The Length of a Certain Wire Is Kept Same While

question 149

Multiple Choice

The length of a certain wire is kept same while its radius is doubled.What is the new resistivity of this wire?

• A)It is increased by a factor of 2.
• B)It is increased by a factor of 4.
• C)It is reduced by a factor of 2.
• D)It is reduced by a factor of 4.
• E)It does not change.

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Definitions:

Light Intensity

The amount of light that hits a surface per unit area, often measured in lumens per square meter, and affecting how bright or dim an environment appears.

Techno-stress

Stress from having to use and to master workplace information and communication technologies.

Workplace Information

Data and knowledge pertaining to an employment environment, including policies, procedures, and employee guidelines.

Communication Technologies

Tools and platforms used to facilitate and enhance the sharing of information among individuals or organizations, including email, social media, and video conferencing.