Structural Analysis For under water concreting. At least 10 percent more cement is required as compared to dry conditions 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 De-watering by pumping is not done or until 24 hours thereafter At least 10 percent more cement is required as compared to dry conditions 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 De-watering by pumping is not done or until 24 hours thereafter ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis For heavily reinforced concrete member, the nominal maximum size of the aggregates should be restricted to Smaller of A and B 5 mm less than the minimum clear distance between the main bars Greater of A and B 5 mm less than the minimum cover to the reinforcement Smaller of A and B 5 mm less than the minimum clear distance between the main bars Greater of A and B 5 mm less than the minimum cover to the reinforcement 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 (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis A pin-jointed plane frame is unstable if (where m is number of members, r is reaction components and j is number of joints) (m + r)<2j (m + r)>2j None of these m + r = 2j (m + r)<2j (m + r)>2j None of these m + r = 2j 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 7 6 9 8 7 6 9 8 ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis If there are m unknown member forces, r unknown reaction components and j number of joints, then the degree of static indeterminacy of a pin-jointed plane frame is given by m – r + 2j m + r – 3j m + r + 2j m + r – 2j m – r + 2j m + r – 3j m + r + 2j m + r – 2j ANSWER DOWNLOAD EXAMIANS APP
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