What Resolving Power Must a Diffraction Grating Have in Order

question 1

Multiple Choice

What resolving power must a diffraction grating have in order to distinguish wavelengths of 686.30 nm and 687.50 nm? (1 nm = 10−⁹ m)

• A)343
• B)572
• C)686.9
• D)915
• E)​687.5

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Definitions:

Simple Effect

The effect of one factor at a specific level of another factor in a factorial design experiment.

Factorial Research

A methodological approach in experiments where researchers study the effects of two or more independent variables across multiple levels.

Independent Variables

Variables in research that are controlled or changed to test their effects on dependent variables.

Combinations

The selection of items from a larger set where the order of selection does not matter.