What Is the Frequency Of $20 - \mathrm { mm }$

question 8

Multiple Choice

What is the frequency of $20 - \mathrm { mm }$ microwaves? $\left( c = 3.0 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } \right)$

• A) \(15 \mathrm { GHz }\)
• B) \(100 \mathrm { MHz }\)
• C) \(400 \mathrm { MHz }\)
• D) \(73 \mathrm { GHz }\)

---

Definitions:

Health Care

The sustenance or advancement of health through the deterrence, detection, remediation, convalescence, or remedy of sickness, illness, injury, and various bodily and mental detriments in humans.

Fever

An increase in body temperature above the normal range, usually indicating the presence of infection or illness.

Nausea

A feeling of sickness with an inclination to vomit, which can be a symptom of a wide range of health conditions or reactions to substances.

Sick Role Behavior

The pattern of expectations that define appropriate behavior for the sick and those who take care of them.