A Battery Is Used to Charge a Parallel-Plate Capacitor, After

question 53

Multiple Choice

A battery is used to charge a parallel-plate capacitor, after which it is disconnected.Then the plates are pulled apart to twice their original separation.This process will double the:

• A)capacitance
• B)surface charge density on each plate
• C)stored energy
• D)electric field between the two places
• E)charge on each plate

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Definitions:

Demographic Transition

A model describing how the birth and death rates of a population change over time as a country develops from pre-industrial to industrial economic system.

Environmental Resistance

Factors in the environment that limit the growth, abundance, or distribution of an organism or a population of organisms.

Replacement Reproduction

Population in which each person is replaced by only one child.

Zero Population Growth

No growth in population size.