Question

In case of roller support, the reaction acts
A) Horizontal to the plane of B) Inclined to the plane of C) Parallel to D) Perpendicula
contact
contact
the plane of to the planec
contact
contact
​

Answer 1

Answer:

b

Explanation:

....................

Answer 2

Answer:

option (b) is the correct answer.

Explanation:

Roller supports only resists perpendicular forces and they cannot resist parallel or horizontal forces and moment. It means, the roller support will move freely along the surface without resisting horizontal force. This type of support is provided at one end of bridge spans.