A car of mass m moves with a constant speed `upsilon` over (a) horizontal
Channel: Doubtnut
Date: 26/07/2020

A car of mass m moves with a constant speed `upsilon` over (a) horizontal flat surface (b) convex bridge (c) concave bridge What force is exerted by the car on the bridge as it passes the middle point of bridge Radius of curvature of bridge is `R` .