A Spherical Surface Surrounds a Point Charge It Its Center

question 70

Multiple Choice

A spherical surface surrounds a point charge it its center.If the charge is doubled and if the radius of the surface is also doubled,what happens to the electric flux F_E out of the surface and the magnitude E of the electric field at the surface as a result of these doublings?

• A)F_E and E do not change.
• B)F_E increases and E remains the same.
• C)F_E increases and E decreases.
• D)F_E increases and E increases.

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Definitions:

Price Elasticity

An indicator of the degree to which the demand for a product reacts to shifts in its price, showing how susceptible demand is to price fluctuations.

Equation

A mathematical statement that asserts the equality of two expressions, usually written with an equals sign ("=").

Midpoint Method

A technique used in economics to calculate the elasticity of demand or supply by taking the average of the starting and ending prices and quantities.

Price Elasticity

A measure of how much the quantity demanded of a good responds to a change in the price of that good, indicating how prices can affect consumer purchasing decisions.