A van is moving with a speed of 72 km per hour on a level road where the coefficient of friction between its tyres and road is 0.5. the minimum radius of curvature the road must have for safe driving of van is( g=10m/s^2).
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4 k/h is the answer of this question
tilak24:
the options are 80m , 40m,20m,4m
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