KERALA UNIVERSITY Class 7 regrigeration and air conditioning Question Paper 2019

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Sample Questions

• 704 : REFRIGERATION AND AIR CONDITIONING (M) Time : 3 Hours Max. Marks : 100 PART - A Answer all questions. Each question carries 2 marks. Steam tables permitted.
• Describe ice refrigeration.
• Define COP, what is the unit of refrigeration effect?
• State the merits and demerits of an air refrigeration system.
• What is the difference between 'wet compression' and 'dry compression'?

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