Two Concentric Imaginary Spherical Surfaces of Radius R and 2R

question 9

Multiple Choice

Two concentric imaginary spherical surfaces of radius R and 2R respectively surround a positive point charge −Q located at the center of the surfaces. When compared to the electric flux Φ₁ through the surface of radius R, the electric flux Φ₂ through the surface of radius 2R is

• A) .
• B) .
• C) Φ₂ = Φ₁.
• D) Φ₂ = 2Φ₁.
• E) Φ₂ = 4Φ₁.

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Definitions:

Indifference Curve

A graph showing different bundles of goods between which a consumer is indifferent, illustrating preferences.

Absolute Values

The non-negative value of a real number without regard to its sign, represented as the distance of a number from zero on the number line.

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In consumer theory, the combination of goods and services that maximizes a consumer's satisfaction or utility, given their budget constraint.

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A measure representing the magnitude of a number regardless of its direction or sign, shown as the distance from zero on a number line.