The Pupil of a Cat's Eye Narrows to a Slit

question 36

Multiple Choice

The pupil of a cat's eye narrows to a slit width of 0.5 mm in daylight. What is the angular resolution of the cat's eye in daylight (λ = 500 nm) ?

• A) 0.01 rads
• B) 10−⁵ rads
• C) 10−³ rads
• D) 10−⁴ rads
• E) 0.1 rads

---

Definitions:

Variance

A measure of the dispersion or spread of a set of data points around their mean value; it quantifies the degree to which these points differ from the mean.

Distribution Plans

Strategies or policies set by a company or organization for delivering goods or services to customers, encompassing logistics, transportation, and channels of distribution.

Initial Setup Costs

The expenses incurred during the setting up of a new business, project, or system before it is operational.

Economic Condition

The state of a country or region in terms of the production and consumption of goods and services and the supply of money.