Subject 2018 Question Paper — Government College of Engineering and T…
The 2018 Subject previous year question paper (Government College of Engineering and Technology, Jammu), with every question and its marks.
- University: Government College of Engineering and Technology, Jammu
- Course: THERMAL ENGG.-COURSE NO. M-314
- Branch: EC/ECE/AEI
- Year: 2018
- Paper: end-term
- Duration: 180 minutes
- Total marks: 100
Instructions
- Attempt five questions in all, selecting at least one from each unit.
- Use of Steam Tables, Mollier Diagram, Refrigerations Tables and Charts is allowed.
- Assume missing data, if any.
Questions
Unit I
- Q1. State two statements of II law of thermodynamics. Also explain the limitations of IST law of thermodynamics. [20 marks]
- Q2. Write short notes on : (i) Heat Engine (ii) Heat Pump (iii) Zeroth Law. [20 marks]
Unit II
- Q3. State the function of the following : (i) Compressor (ii) Condensor (iii) Evaporator. [20 marks]
- Q4. Describe with neat diagram the working of simple vapour compression refrigeration cycle. [20 marks]
Unit III
- Q5. Discuss the principle and working of Wilcox steam boiler. [20 marks]
- Q6. Write short notes on : (i) Super heater (ii) Feed check valve (iii) Steam stop valve (iv) Blow off cock. [20 marks]
Unit IV
- Q7. How does Rankine cycle differ from Carnot cycle for a vapour ? [20 marks]
- Q8. Write short notes on : (a) Properties of steam (b) Nozzle efficiency (c) Types of nozzles. [20 marks]