engineering recuitment WBPSC JE Civil Mock Test 2022 Reinforced Concrete Structures Limit State Method
If the compressive compressive strength (fck) over 28 days is 25 N/mm2 and the standard deviation is 5.3 N/mm2, what will be the target mean power for the desired characteristic compressive strength?
1
40.50 N/mm2
2
38.80 N/mm2
3
30.12 N/mm2
4
33.75 N/mm2