Question
Question: On a railway curve, the outside rail is laid higher than the inside one so that resultant force exer...
On a railway curve, the outside rail is laid higher than the inside one so that resultant force exerted on the wheels of the rail car by the tops of the rails will
A
Have a horizontal inward component
B
Be vertical
C
Equilibriate the centripetal force
D
Be decreased
Answer
Have a horizontal inward component
Explanation
Solution
This horizontal inward component provides required centripetal force.