A Michelson Interferometer Is Used to Measure the Wavelength of Light

question 34

Multiple Choice

A Michelson interferometer is used to measure the wavelength of light emitted from a monochromatic source. As the adjustable mirror is slowly moved through a distance D_A = 0.0265 mm, an observer counts 411 alternations between bright and dark fields. What is the wavelength of the monochromatic light used in this experiment?

• A)193 nm
• B)227 nm
• C)258 nm
• D)346 nm
• E)369 nm

---

Definitions:

Sampling Distribution

The probability distribution of a given statistic based on a random sample, often used to infer about the population.

Standard Deviation

A quantification of the extent to which a group of values is varied or dispersed.

Comptroller

An officer or official in an organization who oversees financial and accounting matters, including audits, budgeting, and financial planning.

Sampling Distribution

The distribution of a statistic over many repeated samples drawn from the same population.