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A car is moving on a horizontal curved road with radius 50 m. The approximate maximum speed of car will be, if friction between tyres and road is 0.34.

[take g = 10 ms−2]

Option: 1

17 ms–1 


Option: 2

13 ms–1


Option: 3

22.4 ms–1

 


Option: 4

3.4 ms–1


Answers (1)

best_answer

\begin{aligned} & \mu=0.34, \mathrm{R}=50 \mathrm{~m} \\ & \mathrm{~V}=\sqrt{\mu \mathrm{Rg}}=\sqrt{0.34 \times 50 \times 10}=\sqrt{34 \times 5}=\sqrt{170}=13 \end{aligned}

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Rishabh

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