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. <img src="/_files/images/civil-engineering/highway-engineering/29-16-57-1.png">
• B. <img src="/_files/images/civil-engineering/highway-engineering/29-16-57-2.png">
• C. <img src="/_files/images/civil-engineering/highway-engineering/29-16-57-3.png">
• D. <img src="/_files/images/civil-engineering/highway-engineering/29-16-57-4.png">
• E. <img src="/_files/images/civil-engineering/highway-engineering/29-16-57-5.png">