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21-03-2024
Physics

contestada

A circular road of radius 1000 m has banking angle 45°.The maximum safe speed of a car having mass 2000 kg will be, if the coefficient of friction between tyre and road is 0.5
a.172 m/s²
b.124 m/s²
c.99 m/s²
d.86 m/s²

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