A block is left from x = + A, its speed at x= +A 2 is: (ω = 2 rad/s).

Physics · JEE Main · NTA Exams — Oscillations and Waves

A block is left from x = + A, its speed at \(x=\frac{+A}{2}\) is: (ω = 2 rad/s).
  

1. (3A) m/s
2. \((\sqrt{3} A) \mathrm{m} / \mathrm{s}\)
3. (2A) m/s
4. \((\sqrt{2} A) \mathrm{m} / \mathrm{s}\)

Answer

(B) ( 3 A) m / s

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