SSC JE Mechanical 9 Oct 2023 Shift 2 Paper

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Question : 151 of 200
 
Marks: +1, -0
Match the types of refrigerants with their representations. 
Type of Refrigerant
Representation
1.
CFC refrigerants
a.
R-22
2.
HFC refrigerants
b.
R-11
3.
HC refrigerants
c.
R-134a
4.
HCFC refrigerants
d.
R-290
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