Question

6 diffraction is useful in which of the following fields?
a calculus
b anthropology
c astronomy
d astrology
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Explanation:

• Option A: Calculus is a branch of mathematics dealing with rates of change and integrals, not related to diffraction (a physics concept about wave behavior).
• Option B: Anthropology studies human societies and cultures, so it has no connection to diffraction.
• Option C: Astronomy uses diffraction (e.g., in telescopes, diffraction gratings to analyze light from celestial objects) as it involves studying light and waves from space.
• Option D: Astrology is a pseudoscience about celestial bodies' influence on human affairs, not using scientific principles like diffraction.

Answer:

C. Astronomy