Correct answer
A. supported rail joint
Explanation
The correct answer is supported rail joint.
Minimum compressive strength in N/mm2 for H1 type mortar used for masonry is________?
Which of the following methods is used to estimate flood discharge based on high water marks left over in the past?
If Ac, Asc and A are areas of concrete, longitudinal steel and section of a R.C.C. column and m and c are the modular ratio and maximum stress in the configuration of concrete, the strength of column is________?
With usual notations the depth of the neutral axis of a balanced section, is given by________?
The horizontal thrust on the ends of a two hinged semicircular arch of radius carrying________?
The external wind pressure acting on a roof depends on________?