In universal testing machine, for a circular section specimen, the gauge length is taken to be _________

According to IRC:15-2011, Minimum cement content for 4.5 N/mm2 characteristic flexural strength for OPC shall _________

According to IRC:15-2011, Minimum cement content for 4.5 N/mm2 characteristic flexural strength for OPC + fly ash mix OP…

In charpy test specimen, the angle of v-notch section is _______

According to IRC:15-2011 ___% Fly ash is required to be replaced with the total cementitious materials.

__________ water-cement ratio content to give adequate durability for the particular site conditions.

Determine the amount of cement per unit volume of concrete from __________

The loss in weight should not exceed ____ % when tested with Na2SO4 and ____ % with MgSO4 solution.