Refrigeration and Air Condition Technician RACT Second Year Hindi MCQ is a simple e-Book for ITI Course Revised NSQF Syllabus, It contains objective questions with underlined & bold correct answers MCQ covering all topics including all about the latest & Important about Carry out servicing, dismantling, checking different parts of different types of commercial compressor, re-placing worn out parts, Check lubrication system. Assemble & check performance...