A Laser Produces 3

question 46

Multiple Choice

A laser produces 3.0 W of light that has a wavelength of 600 nm.How many photons per second are produced?

• A)7.3 × 10¹⁵
• B)4.2 × 10¹⁷
• C)1.0 × 10¹⁷
• D)3.0 × 10¹⁸
• E)9.1 × 10¹⁸

---

Definitions:

Automaticity

The ability to process information with little or no effort.

Encoding

The process of converting information into a form that can be stored in memory, part of how information is processed and retained.

Information-Processing Approach

A perspective in cognitive psychology that examines how humans interpret, store, and retrieve knowledge, paralleling human thought processes to computer operations.

Processing Limitations

Refers to the bounds on the ability of individuals to process information, due to various cognitive or neural constraints.