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TT2 PKD

The document outlines a physics examination for the course PHY 343 on Electrodynamics-1 for the term session 2018-2019. It includes questions on dielectric materials, atomic polarizability, Gauss's law in dielectrics, magnetic forces, volume current density, and the continuity equation. Students are required to answer any two questions within a 50-minute timeframe.

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MD Maruf Hossain
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7 views1 page

TT2 PKD

The document outlines a physics examination for the course PHY 343 on Electrodynamics-1 for the term session 2018-2019. It includes questions on dielectric materials, atomic polarizability, Gauss's law in dielectrics, magnetic forces, volume current density, and the continuity equation. Students are required to answer any two questions within a 50-minute timeframe.

Uploaded by

MD Maruf Hossain
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF or read online on Scribd
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sl ahjalal Unive and Technology Department of Physics Term Te Session: 2018-2019 Course No.: PHY 343 ssieal Electrodynamies-1 I Marks: Times: 50 minutes Answer any Two (2) questions, The figures on the right margin indicate full marks. 1) Define dielectric material, What are the principal mechanisms for charge distortion in 142 dielectric? (b) Define atomic polarizability. Find the torque on a polar molecule by the uniform and non- 146 uniform electric field, Aya) Express potential ofa polarized material in term of bound charges. 6 (b) Obtain Gauss’s law in dielectri 3 (c) Write the relation between D and F field for linear media 1 3a) Show that magnetic force does not work. 2 (b) Define volume current density. Obtain the continuity equation, (c) Prove that divergence of magnetic field is zero. 1 Gece Ree 4 eet? a= Scanned with CamScanner

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