Structural Analysis For under water concreting. All of these The volume of coarse aggregates shall not be less than one and half times and not more than twice that of fine aggregate At least 10 percent more cement is required as compared to dry conditions De-watering by pumping is not done or until 24 hours thereafter All of these The volume of coarse aggregates shall not be less than one and half times and not more than twice that of fine aggregate At least 10 percent more cement is required as compared to dry conditions De-watering by pumping is not done or until 24 hours thereafter ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The degree of static indeterminacy of a pin-jointed space frame is given by (where m is number of unknown member forces, r is unknown reaction components and j is number of joints) 3m + r – 3j m + r – 3j m + r – 2j m + r + 3j 3m + r – 3j m + r – 3j m + r – 2j m + r + 3j ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal(i) Of a stiffness matrix must be positive(ii) Of a stiffness matrix must be negative(iii) Of a flexibility matrix must be positive(iv) Of a flexibility matrix must be negativeThe correct answer is (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would Always be compression Always be tension Change from compression to tension Change from tension to compression Always be compression Always be tension Change from compression to tension Change from tension to compression ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at a distance x from ends. The value of x is 0.234 L 0.25 L 0.211 L 0.5 L 0.234 L 0.25 L 0.211 L 0.5 L ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is 9 6 7 8 9 6 7 8 ANSWER DOWNLOAD EXAMIANS APP