Q.1
14 Marks(a)
Name two reasons why steam is used as a heat transfer medium.
(b)
Give an example of Energy savings by reducing the work done by steam.
(c)
Describe Pyrolysis system with neat
Gujarat Technological UniversityWinter 2023 examination
GTU 3150507 Energy Technology Winter 2023 Question Paper & PDF
B.E. · Chemical Engineering · Semester 5 · Subject code 3150507
- Total
- 70 marks
- To pass
- 23 marks (33%)
- Duration
- 2.5 Hours 10:30 AM – 1:00 PM
- Questions
- 5 with internal choice
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Q.2
14 Marks(a)
What is energy efficiency? Discuss with any one example.
(b)
Differentiate between proximate and ultimate analysis.
(c)
Derive the formula for calculating maximum torque and maximum axial thrust.
OR
(c)
Explain photosynthesis process and also write necessary conditions for it.
Q.3
14 Marks(a)
Write down three reasons to control the rotor speed.
(b)
Explain different types of electrodes in brief.
(c)
Describe any one type of the solar refrigeration system.
OR
(a)
Name two functions of a steam trap.
(b)
Differentiate between hydrogen- oxygen fuel cell and fossil fuel cell.
(c)
Formulate and derive the Betz coefficient. Show each step and write your assumptions clearly.
Q.4
14 Marks(a)
Discuss classification of WECS.
(b)
Draw the flow sheet of the community biogas plant.
(c)
Discuss advantages and disadvantages of fuel cell.
OR
(a)
Explain why low-pressure steam is more efficient?
(b)
Discuss classification of solar energy storage in detail.
(c)
Describe any one type of the solar water heating system.
Q.5
14 Marks(a)
List out desired properties of an ideal ion exchange membrane electrolyte.
(b)
What are the precautions to be taken while steam pressure is reduced for a process?
(c)
Explain the correlation between energy and environment in detail.
OR
(a)
Write a short note on world energy future.
(b)
Define energy audit and write its importance.
(c)
Write a short note on conversion efficiency & polarization.
More Energy Technology papers
Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.
Other Semester 5 subjects
BE Chemical
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About this paper
Official Gujarat Technological University (GTU) examination paper for Energy Technology (Winter 2023, B.E. · Chemical Engineering, Sem 5). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.
Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.