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Jeremy c. zodinliana Asked a Question
March 3, 2022 2:22 pmpts 30 pts
For optical branch, the ight and heavy atoms move in opposite directions if their respective amplitude A and B are related by A/B =1 A/B = - (d) B/A = 1 b) a) c) AB =1 Spontaneous polarisation takes place due to (a) atoms (c) Permanent dipoles (b) ree electrons (d) 10ns
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  • Dr suman 1 Best Answer
    2_b 3._c
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