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1.1. Key Advantages
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Practice test
11 questions on this section. Wrong answers show you what to read again.
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Revision test
Mixed questions from across the chapter. Your answers get marked.
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Flashcard drill
2 cards from this lesson. Good the night before a test.
Try these first
- 1.
What energy sources do Vapor Absorption Refrigeration Systems use?
Hint
Consider alternatives to electricity.
- 2.
Why is quiet operation beneficial for factories?
Hint
Think about the effects of noise on workers.
- 3.
What is a key advantage of using low-grade thermal energy in VARS?
- It is more expensive
- It is abundant
- It is hard to obtain
Hint
Think about where waste energy comes from.
- 4.
True or False: VARS systems require a lot of moving parts.
- True
- False
Hint
Consider the design of mechanical systems.
- 5.
Propose a plan for implementing VARS in a rural area; consider economic, environmental, and social factors.
Hint
Think about the necessities of rural community needs.
- 6.
Discuss the future of VARS technology and how its benefits could influence global refrigeration practices.
Hint
Consider the impact of technology in combating climate change and energy costs.
Exercises
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
4 more questions available
Enrol freeQuiz
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting
1 more question available
Enrol freeChallenge Problems
Total Questions
2
Estimated Time
4 min
Passing Score
70%
Instructions
- Read each question carefully
- You can use hints if you need help
- Complete all questions before submitting