If you are preparing for the Kerala PSC Vocational Instructor in Refrigeration and Air Conditioning (VHSE) Exam, reviewing previous question papers is an essential step. Here, we provide a detailed description of the Kerala PSC Vocational Instructor exam conducted on July 21, 2016 (Paper Code: 90/2016) to help candidates understand the exam structure, syllabus, and key topics.

Exam Details

• Exam Name: Vocational Instructor in Refrigeration and Air Conditioning
• Department: Vocational Higher Secondary Education (VHSE)
• Exam Conducting Body: Kerala Public Service Commission (Kerala PSC)
• Paper Code: 90/2016
• Date of Examination: 21.07.2016
• Year of Exam: 2016

Exam Pattern & Syllabus

The Kerala PSC Vocational Instructor exam follows a structured format with multiple-choice questions (MCQs) covering both technical and general topics. Below is a breakdown of the syllabus:

1. Core Subject: Refrigeration & Air Conditioning

• Basics of Refrigeration & Air Conditioning
• Types of Refrigeration Systems (Vapor Compression, Absorption, etc.)
• Components: Compressors, Condensers, Evaporators, Expansion Valves
• Refrigerants and Their Properties
• Psychrometry and Air Conditioning Basics
• Installation, Maintenance, and Troubleshooting of HVAC Systems
• Heat Transfer and Thermodynamics Principles

2. Electrical & Mechanical Aspects of HVAC

• Basics of Electrical Circuits in HVAC Systems
• Motors, Wiring, and Electrical Controls
• Fault Diagnosis and Repairs
• Mechanical Engineering Concepts Related to HVAC

3. Workshop Calculation & Engineering Drawing

• Units and Measurement Conversions
• Basic Engineering Mathematics
• Interpretation of HVAC Drawings and Diagrams

4. General Knowledge & Current Affairs

• Important National & International Events
• Kerala History, Culture, and Geography
• Indian Constitution and Governance
• Science & Technology Updates
• Environmental Issues and Sustainability in HVAC

5. General English

• Grammar and Sentence Structure
• Synonyms & Antonyms
• Reading Comprehension
• Sentence Correction

6. Malayalam Language Proficiency

• Basic Grammar & Vocabulary
• Sentence Formation
• Translation (Malayalam to English and Vice Versa)

7. Mental Ability & Numerical Aptitude

• Basic Arithmetic (Addition, Subtraction, Multiplication, Division)
• Number Series & Logical Reasoning
• Ratio, Proportion, and Percentages
• Simple Problem-Solving Questions