The void ratio of a soil sample is 1. The corresponding porosity of the sample is _______.

Grading of aggregate in a concrete mix is necessary to achieve

$$IS$$ $$456$$-$$2000$$ recommends providing certain minimum steel in a $$RCC$$ beam

A prestressed concrete rectangular beam of size $$300\,\,mm \times 900\,\,mm$$ is prestressed with an intial prestressing force of $$700$$ $$kN$$ at an eccentricity of $$350$$ $$mm$$ at midspan. Stress at top due to prestress alone, in $$N/m{m^2}$$ is