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CCRUM Group B Test 1 • CCRUM Group B Test 1
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Which was mainly used as a coolant in refrigerators?

1.
Methane
2.
Freon (CFCs)
3.
Nitrogen
4.
Oxygen

Answer (Detailed Solution Below)

✓
Option 2 : Freon (CFCs) (Option B)
📌 Key Points & Important Facts:

The correct answer is Option 2: Freon (CFCs).

This question is part of the official syllabus for CCRUM Group B Test 1 under CCRUM Group B. Practicing questions with authentic patterns and time limits ensures superior accuracy, speed, and confidence during actual government examinations.

Exam PaperCCRUM Group B Test 1
SectionCCRUM Group B Test 1
Total Marks100 Marks
Negative MarkingQUARTER Marks
Duration100 Mins
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