If V is speed of a moving vehicle, r is radius of the curve, g is the acceleration due to gravity, W is
the width of the carriageway, the super elevation is
(A) WV/gr
(B) W²V/gr
(C) WV²/gr
(D) WV/gr²
the width of the carriageway, the super elevation is
(A) WV/gr
(B) W²V/gr
(C) WV²/gr
(D) WV/gr²