A Single Slit of Width a Is Illuminated by Light

question 15

Multiple Choice

A single slit of width a is illuminated by light of wavelength λ. If a = 4.3λ, the maximum number of dark fringes on a semi-circular screen surrounding the slit is

• A) 2.
• B) 4.
• C) 6.
• D) 8.
• E) 9.

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Definitions:

Electoral College

A body established by the U.S. Constitution to elect the President and Vice President, comprising electors from each state who vote based on the popular vote in their state.

Controversial Results

Refers to outcomes that provoke debate, disagreement, or discord among individuals or groups due to differing opinions or interpretations.

Party-Column Ballot

A ballot where candidates are listed by party and voters may choose candidates from one party using a straight-ticket option or select candidates from multiple parties.

Voter Identification Laws

Regulations that require individuals to present certain forms of identification in order to vote, aiming to prevent fraud and ensure electoral integrity.