Top 350+ Solved Design of Steel Structures MCQ Questions Answer
Q. The distance measured along one rivet line from the centre of a rivet to the centre of adjoining rivet on an adjacent parallel rivet line, is called
a. Pitch of rivet
b. Gauge distance of rivet
c. Staggered pitch
d. All the above
Q. The effective length of a simply supported beam with ends restrained against torsion, and also the ends of compression flange partially restrained against lateral bending, is given by
a. L = span
b. L = 0.85 span
c. L = 0.75 span
d. L = 0.7 span
Q. A simply supported beam carrying a central load, will be safe in deflection if the ratio of its span to depth, is
a. < 19
b. < 24
c. > 19
d. > 24
Q. When a load is transferred through one surface to another surface in contact, thestress is known as
a. Tensile stress
b. Compressive stress
c. Shearing stress
d. None of these
Q. A 20 mm dia steel bar which is subjected to an axial tension of 2300 kg/cm2 produces a strain of cm. If Young's modulus of steel is 2.1 × 106kg/cm2, the bar is
a. In the elastic range
b. In the plastic range
c. At yield point
d. None of these
Q. The maximum axial load which is just sufficient to keep a column in a smalldeflected shape, is called
a. Crippling load
b. Buckling load
c. Critical load
d. All the above
Q. The allowable stress in axial tension is generally kept less if thickness of themember is more than
a. 10 mm
b. 12 mm
c. 15 mm
d. 20 mm
Q. The maximum permissible slenderness ratio of compression membercarrying dead and superimposed load, is
a. 180
b. 200
c. 250
d. 350
Q. Tacking rivets in compression plates not exposed to the weather, have a pitch not exceeding 300 mm or
a. 16 times the thickness of outside plate
b. 24 times the thickness of outside plate
c. 32 times the thickness of outside plate
d. 36 times the thickness of outside plate
Q. A single angle in tension is connected by one leg only. If the areas of connecting and outstanding legs are respectively a and b, net effective area of the angle, is
a. a - [b/{1 + 0.35 (b/a)}]
b. a + [b/{1 + 0.35 (b/a)}]
c. a - [b/{1 + 0.2 (b/a)}]
d. a + [b/{1 + 0.2 (b/a)}]
Q. If L is the overall length of a combined footing having A as its area, d being the distance between the centre of gravity of the base and centre of the base, the larger width b is
a. (A/L) + (3Ad/L²)
b. (A/L) + (6Ad/L²)
c. (A/L) - (6Ad/L²)
d. (A/L) - (3Ad/L²)
Q. The bracing provided in the plane of end posts is called
a. sway bracing
b. portal bracing
c. top lateral bracing
d. bottom lateral bracing