A car of mass `m` moving over a concave bridge of radius `r` .Find the normal reaction acting on car when it is at lowest point the bridge

A car of mass m moving over a convex bridge of radius r .Find the normal reaction acting on car when it is at bighest point the bridge.

A car of mass m moving over a convex bridge of radius r .Find the normal reaction acting on car when it is at bighest point the bridge.

A car of mass kg rounds a curve of radius 250 m at 90 km/h. Find the centripetal force acting on it .

A motor car of m travels with a uniform speed v on a convex bridge of radius r . When the car is at the middle point of the bridge, then the force exterted by the car on the bridge is

A car is moving with speed of 10 m//s in a concave road of radius 100 m .If the mass of the car is 700 kg, then the reaction on the car tyres when it is at the lowest position will be

A car is moving with a speed of10 m//s in a concave road of radius 100 m. If the mass of the car is 700 kg, then the reaction on the car tyres when it is at the lowest position will be