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 increased by 10% for bars in compression decreased by 25% for bars in compression decreased by 10% for bars in compression increased by 25% for bars in compression increased by 10% for bars in compression decreased by 25% for bars in compression decreased by 10% for bars in compression ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Due to shrinkage stresses, a simply supported beam having reinforcement only at bottom tends to None of these Deflect upward Deflect downward Deflect downward or upward None of these Deflect upward Deflect downward Deflect downward or upward ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The critical section for finding maximum bending moment for footing under masonry wall is located at a distance equal to effective depth of footing from the edge of the wall at the edge of the wall halfway between the middle and edge of the wall at the middle of the wall at a distance equal to effective depth of footing from the edge of the wall at the edge of the wall halfway between the middle and edge of the wall at the middle of the wall ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? loss due to friction shrinkage of concrete creep of concrete elastic shortening of concrete loss due to friction shrinkage of concrete creep of concrete elastic shortening of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete isi) to increase shrinkageii) to decrease shrinkageiii) to increase setting timeiv) to decrease setting timeThe correct answer is (ii) and (iv) (i)and(iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i)and(iv) (i) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Sinking of an intermediate support of a continuous beam i) reduces the negative moment at support ii) increases the negative moment at support iii) reduces the positive moment at center of span iv) increases the positive moment at center of span The correct answer is (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP