CBSE-CLASS-XII
Air-conditioning-and-refrigeration Analysis
Comprehensive breakdown of 4 chapters with 47 previous year questions. Explore priority-sorted content and weightage analytics.
4
Chapters
47
Total Questions
PYQ
Years Covered
accountancy agriculture air-conditioning-and-refrigeration applied-mathematics artificial-intelligence automotive banking beauty-and-wellness biology biotechnology business-administration business-studies carnatic-music-melodic-instruments carnatic-music-percussion-instruments carnatic-music-vocal chemistry commercial-art computer-awareness computer-science cost-accounting data-science design design-thinking-and-innovation early-childhood-care-and-education economics electrical-technology electronics-technology engineering-graphics english english-core english-elective entrepreneurship environmental-sciences environmental-studies fashion-studies financial-markets-management food-nutrition food-production french front-office-operations general-aptitude geography geospatial-technology graphics health-care hindi-elective hindustani-music-melodic-instruments hindustani-music-percussion-instruments history home-science horticulture informatics-practice information-technology insurance kathak-dance knowledge-traditions-and-practices-of-india legal-studies marketing mass-media mathematics painting physical-activity-trainer physical-education physics political-science psychology retail sanskrit sociology typography-and-computer-applications yoga เคน-เคฆ
Chapters
Sorted by Questions medium Yield
Refrigeration Devices
High-Yield Trend
18
2025 Topics 0
Questions 18
medium Yield
Refrigeration And Air Conditioning
High-Yield Trend
13
2025 Topics 0
Questions 13
low Yield
Heating Ventilation And Air Conditioning
High-Yield Trend
10
2025 Topics 0
Questions 10
low Yield
Load Calculation Of Psychrometry
High-Yield Trend
6
2025 Topics 0
Questions 6