Concrete Technology and Design of Concrete Structures The diameter of ties in a column should be More than or equal to 5 mm More than 5 mm and also more than one-fourth of diameter of main bar More than 5 mm but less than one-fourth of diameter of main bar More than or equal to one fourth of diameter of main bar More than or equal to 5 mm More than 5 mm and also more than one-fourth of diameter of main bar More than 5 mm but less than one-fourth of diameter of main bar More than or equal to one fourth of diameter of main bar ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The average permissible stress in bond for plain bars in tension is increased by 25% for bars in compression decreased by 25% for bars in compression increased by 10% for bars in compression decreased by 10% for bars in compression increased by 25% for bars in compression decreased by 25% for bars in compression increased by 10% for bars in compression decreased by 10% for bars in compression ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is (ii) and (iii) only (iii) All (i), (ii) and (iii) (i) and (ii) (ii) and (iii) only (iii) All (i), (ii) and (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively compressive and tensile both tensile both compressive tensile and compressive compressive and tensile both tensile both compressive tensile and compressive ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory is always less than 1 can be more than 1 can be less than 1 is always greater than 1 is always less than 1 can be more than 1 can be less than 1 is always greater than 1 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For walls, columns and vertical faces of all structural members, the form work is generally removed after 24 to 48 hours 7 days 14 days 3 days 24 to 48 hours 7 days 14 days 3 days ANSWER DOWNLOAD EXAMIANS APP