The Client Writes a Letter of Estimation to the Researcher

question 27

True/False

The client writes a letter of estimation to the researcher before work on the project begins.

---

Definitions:

Infrared Region

A portion of the electromagnetic spectrum with wavelengths longer than visible light and shorter than microwaves, typically used in heating and imaging technologies.

Ultraviolet Region

A portion of the electromagnetic spectrum with wavelengths shorter than visible light but longer than X-rays, often utilized in health, forensics, and sterilization practices.

Ionizing Radiation

High-energy radiation that can remove tightly bound electrons from the orbit of an atom, causing the atom to become charged or ionized.

Visible Light

Visible light is the portion of the electromagnetic spectrum that is visible to the human eye, encompassing wavelengths approximately from 380 to 750 nanometers.