Question 211. For the stability of a structural part, the weight or anchorage should be

Question 212. Number of unknown internal forces in each member of a rigid jointed plane frame is

Question 213. 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 negative The correct answer is

Question 214. The test strength of the sample is taken as the average of the strength of

Question 215. Study the following statements. i) The displacement method is more useful when degree of kinematic indeterminacy is greater than the degree of static indeterminacy. ii) The displacement method is more useful when degree of kinematic indeterminacy is less than the degree of static indeterminacy. iii) The force method is more useful when degree of static indeterminacy is greater than the degree of kinematic indeterminacy. iv) The force method is more useful when degree of static indeterminacy is less than the degree of kinematic indeterminacy. The correct answer is

Question 216. 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

Question 217. The number of independent displacement components at each joint of a rigid-jointed space frame is

Question 218. Degree of kinematic indeterminacy of a pin-jointed plane frame is given by

Question 219. For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust

Question 220. The slenderness effect of a wall is considered if the effective height of the wall exceeds the thickness