Waves That Are Emitted in Phase from Two Sources Will

question 73

Multiple Choice

Waves that are emitted in phase from two sources will undergo constructive interference when the paths from the sources differ by

• A)an odd half-integer number of wavelengths.
• B)a whole integer number of wavelengths.
• C)an odd one-third-integer number of wavelengths.
• D)any quarter-integer number of wavelengths.
• E)none of the above.

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Definitions:

Utilitarianism

An ethical theory that posits the best action is the one that maximizes utility, usually defined as that which produces the greatest well-being of the greatest number of people.

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Governmental provision of economic assistance to individuals in need.

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