B.TECH - Semester 6 energy systems Question Paper 2020 (jan)
Practice authentic previous year university questions for better exam preparation.
Sample Questions
- Define figure of merit of a thermoelectric generator.
- What is meant by solar cell?
- Explain the term work function.
- What is a fusion reaction?
- Define the terms air mass and solar constant.
- Explain the phenomena of wave generation.
- What are the classifications of wind turbines?
- Give some of the non-electric application of geothermal energy.
- Differentiate between anaerobic and aerobic digestion.
- What are the applications of hydrogen? $$ (10 \times 2=20 \text { Marks }) $$ P.T.O. Answer any one question from each module. Each question carries 20 marks.
- (a) What are the classification of MHD system? ..... 5
- (b) Derive the expressions for the following
- (i) Voltage, (ii) Power output and (iii) Maximum power per unit volume of a MHD generator. ..... 15 OR
- (a) Discuss the factors affecting the conversion efficiency of a fuel cell. ..... 10
- (b) What are the advantageous and disadvantageous of a fuel cell? ..... 10 Module - II
- (a) With a neat sketch explain the working of a solar flat plate collector. ..... 12
- (b) Compare the working and efficiency of a solar flat plate collector with an evacuated tube collector. ..... 8
- (a) Classify the methods of solar thermal energy storage systems. ..... 5
- (b) Explain with a neat sketch the working of a sensible and latent heat storagesystem.15 Module - III
- Discuss with neat diagrams the different energy conversion machines used for harvesting with energy. ..... 20 OR
- (a) How are wind energy conversion systems classified? ..... 5
- (b) Explain with a diagram the working of a vertical axis wind energy conversion system with main components. ..... 15
- (a) What are the possible pollutions of a geothermal power plant? How are theyminimized?12
- (b) Explain the types of turbines used for geothermal power plant. ..... 8 OR
- (a) With a neat sketch explain the working of a floating roof biogas plant. ..... 10
- (b) Explain the factors affecting the performance of a biogas plant. ..... 10