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

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Electromagnetism Dec-2023

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

Electromagnetism 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 Electromagnetism, so students can review how questions are typically framed in past exams and get a sense of the exam pattern. Many students search for electromagnetism question paper pdf 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.

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Write briefly: a) Write the basic differential equations of electrostatic field and potential. Explain why these are called basic equations?

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Write briefly: b) The electric potential at any point in x-y plane is given by V = -Ax y where A is a constant. Find the magnitude of electric field at a distance r from the origin.

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Write briefly: c) The electric field due to two unknown point charges is zero midway between them. What do you conclude about the signs of the charges and their magnitudes?

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Write briefly: d) State and explain uniqueness theorem.

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Write briefly: e) What is Curie temperature?

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Write briefly: f) What is vector potential?

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Write briefly: g) What is skin depth? What is the value of skin depth for a perfect conductor?

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Write briefly: h) Good conductors are good reflectors. Comment.

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Write briefly: i) State Faraday's law of electromagnetic induction. Write it in differential form.

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Write briefly: j) Light is mostly characterised by electric field vector even though it has magnetic field vector also. Why?

Very Short Answer 2 Marks Dec-2023 • PTU B-TECH

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Prove that potential due to electric dipole, having dipole moment p and located at origin, at any point is V = V̄ = (ec{p}.ec{r})/(4piepsilon_0 r^3), where ec{r} is the position vector of observation point.

Long Answer 8 Marks Dec-2023 • PTU B-TECH

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Why electric field inside a dielectric decreases due to polarization? Show that D = epsilon_0 E = P.

Long Answer 8 Marks Dec-2023 • PTU B-TECH

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Define Biot-Savart's law. Using Biot-Savart's law prove that magnetic monopoles do not exist.

Long Answer 8 Marks Dec-2023 • PTU B-TECH

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Explain the term hysteresis and prove that hysteresis loss per cycle is equal to 1/47pi times the area of ec{B} - ec{H} loop.

Long Answer 8 Marks Dec-2023 • PTU B-TECH

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Deduce Faraday's law of electromagnetic induction in the form (
abla imes ec{E} = - rac{partial ec{B}}{partial t}). Discuss the physical meaning of this equation.

Long Answer 8 Marks Dec-2023 • PTU B-TECH

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State and prove Poynting theorem. Discuss physical meaning of each term involved in expression.

Long Answer 8 Marks Dec-2023 • PTU B-TECH

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May 2023 a) State Poynting theorem and prove it.

May 2019 State Poynting theorem and prove it. 6

Derive the wave equation of electromagnetic waves in free space. Show that the speed of waves is equal to the speed of light in free space.

Long Answer 8 Marks Dec-2023 • PTU B-TECH

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Explain reflection and transmission of an EM waves incident normally on a plane between media of impedances Z1 and Z2. Find out expression for reflection and transmission Coefficients

Long Answer 8 Marks Dec-2023 • PTU B-TECH

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Dec 2023 Explain the reflection and transmission of an electromagnetic wave incident normally on a plane between media of impedance Z, and Z). Find out the expressions for the reflection and transmission coefficients. 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. 2 | e755? (S1)-2839

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Frequently Asked Questions

Answers about this subject, solved papers, and preparation.

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

This page lists Electromagnetism 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 Electromagnetism 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 Electromagnetism usually cover?

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

05 Does this page include a Electromagnetism question paper pdf 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.

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

Electromagnetism Dec-2023

Solved Questions

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