The dynamics ofa particle govemed by the Lagrangian L=-mx--mx² - kr² - keit [NET Dec. 2016] 57. describes : (a) an undamped simple hamonic oscillator (b)a damped harmonic oscillator with a time varying damping factor (c) an undamped harmonic oscillator with a time dependent frequency (d) a free particle

Q: drive the next relationship = 0 ne² l mud

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A: as per the guidelines, the first multipart question will be answered here.

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Q: need the second question to be answered

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A: According to the question we have to find the value of Req.

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Q: HW drive the next relationship 0 = ne² l m va

A: .

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