MATERIALS USED FOR RCC AND TESTS - Quiz

1) Which reinforcement strength is preferred in R.C.C?

Low tensile strength High tensile strength Bond strength Compressive strength

2) Which bar the hooks are provided?

Plain bars Hot rolled deformed bars Cold twisted bars Hard - drawn steel wire

3) What is the percentage reduction of strength for the 6 month old cement?

0.2 0.3 0.4 0.5

4) What is the total quantity of coarse and fine aggregate for 50kg cement for M15 grade of concrete required?

625 kg 480 kg 330 kg 250 kg

5) What is the compressive strength of 150 mm cube at 28 days ordinary concrete of grade M20?

15 N/mm² 20 N/mm² 25 N/mm² 30 N/mm²