If the Poisson’s ratio of the material if positive, then tensile/compressive strains in the x-direction produce compressive/tensile strains in the y- and z-directions, as shown below. Negative Poisson ...
Solved question paper of CBSE 12th Physics board exam 2018 is available here for download in PDF format. Students can also download the complete paper with the help the download link. CBSE Class 12 ...
CBSE Class 12 Physics is considered one of the most scoring yet conceptually demanding subjects in the board exams. The CBSE Class 12 Board Exams 2026 are scheduled to be held from 17 February 2026 to ...
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