120√3 ms-1
240 ms-1
240√3 ms-1
720√3 ms-1
Correct answer is C
Velocity \(\alpha \sqrt{temperature}\) \(\frac{V_1}{V_2} = \sqrt{\frac{T_1}{T_2}}\) therefore, \(\frac{360}{V_2} = \sqrt{\frac{27 + 273}{127 + 273}}\) \(V_2 = 240\sqrt{3}\)m/s
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