__________ has designated the concrete mixes into a number of grades as M10, M15.

Related MCQs

• As per IS : 459-1978, the concrete mixes are designated into
• What is the approx. mix proportion for M10?
• The process of hardening the concrete mixes by keeping its surface moist for a certain period is called
• The Vee-Bee test is suitable for concrete mixes of low and very low workabilities.
• Separating out of the ingredients of concrete mix from concrete is known as……… .
• Water from concrete comes out to the surface of the concrete is known as……….
• Workability of concrete is …….to the strength of concrete.
• If the various concrete ingredients i.e. cement, sand and aggregates are in the ratio of 1:3:6, the grade of concrete, is
• Which of the following types of concrete mixture is most commonly used in precast concrete factories?
• Durability of concrete can be improved by impregnation of …………… in the voids of concrete.