Practice Central Systems (1.3.2) - Air-Conditioning Systems - Refrigeration and Air Conditioning
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Central Systems

Practice - Central Systems

Enroll to start learning

You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What are the two main types of air-conditioning systems based on purpose?

💡 Hint: Think about which systems are for people versus processes.

Question 2 Easy

Define what psychrometry studies.

💡 Hint: Focus on the relationship between air and water in terms of temperature and humidity.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What type of air-conditioning system is primarily designed for human comfort?

Industrial
Comfort
Central

💡 Hint: Think about which systems are aimed at people’s needs.

Question 2

True or False: Central air-conditioning systems utilize self-contained units.

True
False

💡 Hint: Reflect on the terminology we used for different system types.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

You are designing a central air-conditioning system for a large theater. The theater has 200 seats, with an average occupant heat gain of 250 BTU/hr. Calculate the total heat gain from occupants alone.

💡 Hint: Focus on using the occupant load in your calculations.

Challenge 2 Hard

A central air-conditioning system needs to maintain a relative humidity of 50% in a space. If the current humidity is 70%, outline the changes needed to achieve this humidity level.

💡 Hint: Consider the principles of cooling with dehumidification.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.