A 1500 kg car moving on a flat road negotiates a curve whose radius is 35 m. If the coefficient of static friction between the tyres and the dry pavement is 0.5. Find the maximum speed the car can have in order to make the turn successfully.
(1) 13.1 m/s
(2) 15.1 m/s
(3) 20 m/s
(4) 25 m/s