Which of the following stresses is used for identifying the quality of structural steel?

The rocks in which argil (or clay) predominates, are called

Proper amount of entrained air in concrete results in<br> (i) Better workability<br> (ii) Better resistance …

For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in …

The portion of a brick cut to form angles other than right angles in plan, is known as

The slump recommended for mass concrete is about

Pick up the correct statement from the following:

According to IS specifications, the compressive strength of ordinary Portland cement after three days should not be less…

The age of a tree can be known by examining