According to the Selection Rule, When a Photon Is Emitted

question 49

Multiple Choice

According to the selection rule, when a photon is emitted or absorbed, transitions can only occur between state with values of ℓ that differ by

• A)five units.
• B)four units.
• C)three units.
• D)two units.
• E)one unit.

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Definitions:

Expected Growth Rate

The anticipated rate at which an investment, economy, or other financial entity will grow over a certain period.

Rate of Return

The outcome in terms of profit or loss on an investment over a designated period, presented as a percentage of the investment’s first cost.

Dividend

A part of a company’s profits given out to its shareholders, usually as cash or more shares.

ROE

Return on Equity; a measure of financial performance calculated by dividing net income by shareholder equity.