A car is negotiating a curved road of radius R. The road is banked at an angle θ . The…

Physics · NEET · NTA Exams — Laws of Motion

1. \(\sqrt{\frac{\mathrm{g}}{R} \frac{\mu_{r}+\tan \theta}{\mu_{r}-\tan \theta}}\).
2. \(\sqrt{\frac{\mathrm{g}}{R^{2}} \frac{\mu_{r}+\tan \theta}{\mu_{r}-\tan \theta}}\).
3. \(\sqrt{g R^{2} \frac{\mu_{r}+\tan \theta}{\mu_{r}-\tan \theta}}\).
4. \(\sqrt{g R \frac{\mu_{r}+\tan \theta}{1-\mu_{r} \tan \theta}}\).

Answer

(D) g R _ r + 1- _ r .

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