Solved question paper for CHEMISTRY Dec-2023 (B-TECH 1st-2nd)

Solved Question Paper

Engineering chemistry Dec-2023

PTU • B-TECH • Mechanical Engineering • 1st-2nd • Dec-2023

engineering chemistry previous year question papers on BRpaper are organized for students of Punjab Technical University’s Bachelor of Technology program, 1st-2nd semester. This section makes it easier to browse subject-wise old question papers for engineering chemistry, so students can review how questions are typically framed in past exams and get a sense of the exam pattern. Many students search for engineering chemistry previous year question paper while preparing for exams, and this page is built to support exactly that kind of subject-wise browsing and revision. BRpaper is not the official website of Punjab Technical University or any institution, and it does not publish official notices or academic updates.

Solved Questions

Solved
  1. Write short notes on : (a) Define Degree of Freedom. How many Degrees of Freedom involved in triple point and eutectic point.
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  2. Write short notes on : (b) Distinguish between gross and net calorific value of a fuel.
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  3. Write short notes on : (c) Give the cause of corrosion.
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  4. Write short notes on : (d) What causes the temporary and permanent hardness of water?
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  5. Write short notes on : (e) What are the applications of polarography?
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  6. Write short notes on : (f) Differentiate thermosetting and thermoplastic polymers with suitable examples.
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  7. Write short notes on : (g) What are the main mechanisms of lubrication?
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  8. Write short notes on : (h) What do you understand by fermentation?
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  9. Write short notes on : (i) What are lipids and how is it essential for body function?
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  10. Write short notes on : (j) Explain polydispersity index of a polymer.
    Very Short Answer 2 Marks Dec-2023 • PTU B-TECH
  11. Draw the phase diagram of one component water system.
    Long Answer 8 Marks Dec-2023 • PTU B-TECH
  12. What do you understand by wet and dry corrosion? How the corrosion can be prevented?
    Long Answer 8 Marks Dec-2023 • PTU B-TECH
  13. What are fuels? Give complete classification of fuels with examples.
    Long Answer 8 Marks Dec-2023 • PTU B-TECH
  14. What are the disadvantages of using hard water in boilers? Give an account of boiler trouble.
    Long Answer 8 Marks Dec-2023 • PTU B-TECH
  15. Explain the principle and applications of thermo-gravimetric method.
    Long Answer 8 Marks Dec-2023 • PTU B-TECH
  16. Write a short notes on: a) Carbohydrate
    Long Answer 8 Marks Dec-2023 • PTU B-TECH
  17. Write a short notes on: b) Flavouring reagents of food.
    Long Answer 8 Marks Dec-2023 • PTU B-TECH
  18. Define polymer. Describe the different types of polymers and their uses.
    Long Answer 8 Marks Dec-2023 • PTU B-TECH
  19. What do you understand by enzymes. How is it useful for the manufacture of ethanol and acetic acid by fermentation method?
    Long Answer 8 Marks Dec-2023 • PTU B-TECH

Explore all data

FAQ

Frequently Asked Questions

Answers about this subject, solved papers, and preparation.

Updated regularly
01 Where can I find engineering chemistry previous year question papers for Bachelor of Technology, 1st-2nd semester?

This page lists engineering chemistry question papers uploaded for Punjab Technical University Bachelor of Technology, 1st-2nd semester, organized for subject-wise browsing where available.

02 Are these official Punjab Technical University question papers?

BRpaper is not the official website of Punjab Technical University. These papers are shared for reference and revision purposes only and are not official university material.

03 How can previous year engineering chemistry papers help in exam preparation?

Reviewing past papers can help you understand how questions are typically framed, notice commonly repeated topics, and get a sense of the exam pattern before your own exam.

04 What kind of topics does engineering chemistry usually cover?

The question papers here relate to the official engineering chemistry syllabus set by the university for this course and semester.

05 Does this page include a engineering chemistry previous year question paper or solved answers?

This page focuses on providing access to the previous year question papers themselves. A separate question bank or solved answers may not be available for every paper.

06 Can I find papers for other subjects in the same Bachelor of Technology?

Yes, BRpaper organizes papers by university, course, stream, and semester, so you can browse other subjects within the same Punjab Technical University Bachelor of Technology.