Refrigerant numbering systems (like the R-numbering system) are standardized and correlate to the chemical composition of the refrigerant. Knowing common refrigerants and their corresponding chemical formulas is essential for understanding their properties and applications.
Match List – I (Refrigerant) with List – II (Chemical formulae) and select the appropriate option : List – I A. R-32 B. R-113 C. R-717 D. R-12 List – II i. $\text{C}_2\text{Cl}_3\text{F} _3$ ii. $\text{CH}_2\text{F}_2$ iii. $\text{NH} _3$ iv. $\text{CCl}_2\text{F}_2$ A B C D (1) ii i iii iv (2) ii iii i iv (3) iv i iii (4) ii iv i (5) Question not attempted
Asked in Assistant Eng. (Mechanical) Competitive Examination, 2023 · Topic: Heat and Thermodynamics (Liquefaction of Gases)
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