A car of mass m is moving on a level circular track of radius R. If µ s represents the…

Physics · NEET · NTA Exams — Laws of Motion

1. \(\sqrt{\mu_{r} m R \mathrm{~g}}\)
2. \(\sqrt{\frac{R \mathrm{~g}}{\mu_{r}}}\)
3. \(\sqrt{\frac{m R \mathrm{~g}}{\mu_{r}}}\)
4. \(\sqrt{\mu_{\mathrm{r}} \mathrm{Rg}}\)

Answer

(D) _ r Rg

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