The Spacing Between Adjacent Slits on a Diffraction Grating Is $\lambda$

question 11

Multiple Choice

The spacing between adjacent slits on a diffraction grating is 3 $\lambda$ . The deviation $\theta$ of the first order diffracted beam is given by:

• A) sin(\(\theta\)/2) = 1/3
• B) sin(\(\theta\)/3) = 2/3
• C) sin(\(\theta\)) = 1/3
• D) tan(\(\theta\)/2) = 1/3
• E) tan(\(\theta\)) = 2/3

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Definitions:

Conditional

A statement that establishes a cause-and-effect relationship between two propositions.

Disjunct

Used in logic to refer to an either/or proposition where two options are presented and at least one of them must be true.

Disjunction

A logical operator that results in truth if at least one of its components is true.

Contingency

An event or condition that is possible but cannot be predicted with certainty, often dependent on other events happening.