Solved question paper for BT Dec-2020 (B-TECH 1st-2nd)
Solved Question Paper
Biotechnology Dec-2020
PTU • B-TECH • Civil Engineering • 1st-2nd • Dec-2020
Biotechnology 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 Biotechnology, so students can review how questions are typically framed in past exams and get a sense of the exam pattern. Many students search for biotechnology syllabus 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.
These Questions are downloaded from www.brpaper.com. You can also download previous years question papers of 10th and 12th (PSEB & CBSE), B-Tech, Diploma, BBA, BCA, MBA, MCA, M-Tech, PGDCA, B-Com, BSc-IT, MSC-IT.
Solved Questions
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SECTION - B & C. have FOUR questions each.Short Answer Dec-2020 • PTU B-TECH
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Select atleast TWO questions from SECTION - B & C.Short Answer Dec-2020 • PTU B-TECH
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State the principle and working of a laser.Short Answer Dec-2020 • PTU B-TECH
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Explain the conditions for total internal reflection phenomena.Short Answer Dec-2020 • PTU B-TECH
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Mention various fiber parameters.Short Answer Dec-2020 • PTU B-TECH
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Differentiate between soft and hard magnetic materials.Short Answer Dec-2020 • PTU B-TECH
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May 2023 Discuss hard and soft magnetic materials with applications.
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Differentiate between type-I and type-II superconductors.Short Answer Dec-2020 • PTU B-TECH
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Justify that “Meissner effect is the true verification of superconducting state”.Short Answer Dec-2020 • PTU B-TECH
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Give the difference between continuous and characteristic X-rays.Short Answer Dec-2020 • PTU B-TECH
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Mention properties of ultrasound waves.Short Answer Dec-2020 • PTU B-TECH
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Explain the concept of wave-particle duality.Short Answer Dec-2020 • PTU B-TECH
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What is the difference between a quantum wire and quantum dot? 2 | M-75369 (S1)-591Short Answer Dec-2020 • PTU B-TECH
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Explain the construction, working and energy diagram of Ruby laser. 5Short Answer Dec-2020 • PTU B-TECH
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Discuss some medical applications of lasers. 3Short Answer Dec-2020 • PTU B-TECH
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Discuss the construction and working of step and graded index fibers. 5Short Answer Dec-2020 • PTU B-TECH
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Discuss different losses associated with optical fibers and their control. 3Short Answer Dec-2020 • PTU B-TECH
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Make a comparison between the characteristics of dia , para, ferro , ferri and ferrite magnetic materials. 5Short Answer Dec-2020 • PTU B-TECH
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Explain the phenomena of magnetostriction and mention its few applications. 3Short Answer Dec-2020 • PTU B-TECH
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Discuss the superconducting state and its various properties. 4Short Answer Dec-2020 • PTU B-TECH
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Give a brief account of BCS theory of superconducting state. 4Short Answer Dec-2020 • PTU B-TECH
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May 2023 Give a qualitative explanation of the BCS theory of superconductors.
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Give an account of the properties of X-rays and discuss the method of their production. 8Short Answer Dec-2020 • PTU B-TECH
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Explain the principle and working of ultrasound generator. 5Short Answer Dec-2020 • PTU B-TECH
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Mention the adverse effect of ultrasound waves. 3Short Answer Dec-2020 • PTU B-TECH
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Write a short note on de-Broglie waves and their properties. 3Short Answer Dec-2020 • PTU B-TECH
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Give definitions of Photoelectric effect and Compton Effect. 3Short Answer Dec-2020 • PTU B-TECH
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Calculate the frequency and wavelength of a photon whose energy is 75eV. 2Short Answer Dec-2020 • PTU B-TECH
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Discuss the top-down and bottom-up methods of nanoparticles synthesis. 4Short Answer Dec-2020 • PTU B-TECH
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What are carbon nanotubes? Discuss how various types of carbon nanotubes can be formed from graphene? 4 NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.Short Answer Dec-2020 • PTU B-TECH
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FAQ
Frequently Asked Questions
Answers about this subject, solved papers, and preparation.
01 Where can I find Biotechnology previous year question papers for Bachelor of Technology, 1st-2nd semester?
This page lists Biotechnology 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 Biotechnology 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 Biotechnology usually cover?
The question papers here relate to the official Biotechnology syllabus set by the university for this course and semester.
05 Does this page include a Biotechnology syllabus 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.