A car of mass 920kg is driven over a hump backed bridge at a speed of 18 ms. The road surface of the bridge forms a circular arc of radius 50m.a) calculate the push of the car on the road.my answer : 5962 (rounded)b) what is the greatest speed at which the car may be driven over the bridge if the wheels are not to lose contact with the road?my answer: 22.2 msI used the equation a = v^2/r and used acceleration of gravity If I get anything wrong can you guys tell me where I did go wrong? Thanks in advance!