Laws of Motion & Friction · JEE Advanced previous year questions

2023 2 questions

1. Q252023 · 4 Jun 2023 · Paper 2· Numerical answer
   
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   Answer: 30

2. Q272023 · 4 Jun 2023 · Paper 2· Numerical answer

   A string of length $1\mathrm{m}$ and mass $2\times 10^{-5}\mathrm{kg}$ is under tension $T$. When the string vibrates, two successive harmonics are found to occur at frequencies $750\mathrm{Hz}$ and $1000\mathrm{Hz}$. The value of tension $T$ is ____ Newton.

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   Answer: 5