A Hydrogen Atom Consists of a Proton and an Electron

question 77

Multiple Choice

A hydrogen atom consists of a proton and an electron.If the orbital radius of the electron increases,the electric potential energy of the electron-proton system

• A)increases.
• B)decreases.
• C)remains the same.
• D)depends on the zero point of the potential.

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Definitions:

Short Run

A time period in economics during which at least one input is fixed, typically considered to be within a few months to a year.

Aggregate Supply

The total supply of goods and services that firms in an economy are willing and able to sell at different price levels.

Short-Run

A period during which at least one input, such as plant size or capital, is fixed, allowing only some production variables to be adjusted.

Long-Run

A period in economics where all factors of production and costs are variable, and all market adjustments to changes have been completed.