Below Is Given the Plot of a Vector Field F

question 90

Multiple Choice

Below is given the plot of a vector field F in the xy-plane.(The z-component of F is 0.) By studying the plot, determine whether div F is positive, negative, or zero.

• A)zero
• B)cannot be determined
• C)negative
• D)positive

---

Definitions:

Timed Up and Go Test

A simple test used to assess a person's mobility and requires them to stand up from a seated position, walk a short distance, turn around, walk back, and sit down.

Lawton IADL Scale

A tool used to assess an individual's ability to perform daily activities independently, highlighting more complex skills beyond basic self-care.

Katz Index

A tool used to assess an elderly patient's ability to perform daily living activities independently.

Montreal Cognitive Assessment

A brief cognitive test used for detecting cognitive impairment, assessing abilities like memory, attention, and language.