A Slit of Width 2

question 54

Multiple Choice

A slit of width 2.0 μm is used in a single slit experiment with light of wavelength 650 nm. If the intensity at the central maximum is I_o, what is the intensity 10° from the center?

• A)0.53 I_o
• B)0.03 I_o
• C)0.43 I_o
• D)0.50 I_o
• E)0.35 I_o

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Definitions:

Single-Blind Procedure

A research experiment in which only the participants do not know which group (control or experimental) they belong to.

Placebo Effect

The beneficial effect on a patient's health condition following a placebo treatment, due to the patient's belief in the treatment's efficacy.

Sampling Bias

A systematic error in a research study resulting from non-random sampling of participants, leading to unrepresentative sample data.

Experimenter Bias

A type of bias that occurs when a researcher's expectations or preferences about the outcome of a study influence the results obtained.