The Number of British Thermal Units That Are Changed into Useful

question 5

Multiple Choice

The number of British thermal units that are changed into useful work is 1,700. The number supplied is 4,300 Btu. What is the thermal efficiency to the nearest whole percent?

• A) 30%
• B) 35%
• C) 40%
• D) 45%

---

Definitions:

Oppressed Groups

Oppressed Groups refers to communities or populations that experience discrimination, marginalization, or injustice due to systemic power imbalances in society.

Helping Process

A systematic approach used in counseling or social work that involves assessing, planning, and assisting individuals in resolving problems or improving their situation.

Worker

An individual employed by another person or organization to perform tasks or services.

Goals

Targets or outcomes that an individual, group, or organization aims to achieve.