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

(ii) and (iv)
(i) and (iii)
(i) and (iv)
(ii) and (iii)

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Concrete Technology and Design of Concrete Structures
Minimum pitch of transverse reinforcement in a column is

the least lateral dimension of the member
lesser of the above three values
sixteen times the smallest diameter of longitudinal reinforcement bar to be tied
forty-eight times the diameter of transverse reinforcement

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Concrete Technology and Design of Concrete Structures
Examine the following statements :i) Factor of safety for steel should be based on its yield stress,ii) Factor of safety for steel should be based on its ultimate stress,iii) Factor of safety for concrete should be based on its yield stress,iv) Factor of safety for concrete should be based on its ultimate stress.The correct statements are

(i) and (iv)
(ii) and (iii)
(ii) and (iv)
(i) and (iii)

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