The allowable tensile stress in structural mild steel plates for steel tank is assumed as________________?
(A) 95.0 MPa on net area
(B) 105.5 MPa on net area
(C) 105.5 MPa on gross area
(D) 150.0 MPa on gross area
The number of seismic zones in which the country has been divided are_________________?
(A) 3
(B) 5
(C) 6
(D) 7
For a compression member with double angle section, which of the following section will give larger value of minimum radius of gyration?
(A) equal angles back to back
(B) unqual legged angles with long legs back to back
(C) unequal legged angles with short legs back to back
(D) both (B) or (C)
The moment of inertia of the pair of vertical stiffeners about the center line of the web should not be less than__________________?
(A) 1.5dV/C
(B) 1.5d¥/C
(C) 1.5d¥/C2
(D) 1.5dY/C3
In case of plastic design, the calculated maximum shear capacity of a beam as per IS:800 shall be________________?
(A) 0.55 Awfy
(B) 0.65 Awfy
(C) 0.75 Awfy
(D) 0.85 Awfy where, Aw = effective cross-sectional area resisting shear fy = yield stress of the steel
Which of the following conditions is to be satisfied both in elastic and plastic analysis ?
(A) equilibrium condition
(B) yield condition
(C) plastic moment condition
(D) mechanism condition
The ratio of plastic section modulus to elastic section modulus__________________?
(A) is equal to 1
(B) is always less than 1
(C) is always greater than 1
(D) can be less than 1
The mechanism method of plastic analysis satisfies___________________?
(A) equilibrium and mechanism conditions
(B) equilibrium and plastic moment conditions
(C) mechanism and plastic moment conditions
(D) equilibrium condition only
Shape factor is a property which depends________________?
(A) only on the ultimate stress of the material
(B) only on the yield stress of the material
(C) only on the geometry of the section
(D) both on the yield stress and ultimate stress of material
The mechanism method and the statical method give__________________?
(A) lower and upper bounds respectively on the strength of structure
(B) upper and lower bounds respectively on the strength of structure
(C) lower bound on the strength of structure
(D) upper bound on the strength of structure