Resistivity: What Must Be the Diameter of a Cylindrical 120-M

question 11

Multiple Choice

Resistivity: What must be the diameter of a cylindrical 120-m long metal wire if its resistance is to be 6.0 Ω? The resistivity of this metal is 1.68 × 10^-8 Ω ∙ m.

• A) 0.065 mm
• B) 0.65 mm
• C) 0.65 cm
• D) 0.325 mm
• E) 0.0325 mm

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Definitions:

Stressor

Any event, situation, or stimulus that causes stress.

Primary Appraisal

The initial evaluation process where an individual assesses the significance of a stressor to determine its potential threat.

Distress-eustress Dichotomy

A concept distinguishing between detrimental stress (distress) and beneficial stress (eustress) in terms of their effects on an individual’s health and well-being.

Primary Appraisal

The initial evaluation of a situation to determine its potential impact as stressful, positive, or irrelevant.