Top 350+ Solved Design of Steel Structures MCQ Questions Answer

From 61 to 75 of 402

Q. The permissible bearing stress in steel, is

a. 1500 kg/cm2

b. 1890 kg/cm2

c. 2025 kg/cm2

d. 2340 kg/cm2

  • b. 1890 kg/cm2

Q. The bending moment for filler joists at the middle of an intermediate span, is

a. wl²/10

b. - wl²/10

c. - wl²/12

d. wl²/12

  • d. wl²/12

Q. When a load is transferred through one surface to another surface in contact, the stress is knownas

a. tensile stress

b. compressive stress

c. shearing stress

d. none of these

  • d. none of these

Q. If p and d are pitch and gross diameter of rivets, the efficiency ( ) of the riveted joint, is given by

a. = p/p - d

b. = p/p + d

c. = p - d/p

d. = p + d/p

  • c. = p - d/p

Q. The slenderness ratio of a column is zero when its length

a. is zero

b. is equal to its radius of gyration

c. is supported on all sides throughout its length

d. is between the points of zero moments

  • d. is between the points of zero moments

Q. The maximum axial load which is just sufficient to keep a column in a small deflected shape, iscalled

a. crippling load

b. buckling load

c. critical load

d. all the above

  • d. all the above

Q. With a percentage increase of carbon in steel, decreases its

a. strength

b. hardness

c. brittleness

d. ductility

  • d. ductility

Q. Tacking rivets in compression plates not exposed to the weather, have a pitch not exceeding 300mm 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

  • c. 32 times the thickness of outside plate

Q. A single angle in tension is connected by one leg only. If the areas of connecting and outstandinglegs 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)}]

  • b. a + [b/{1 + 0.35 (b/a)}]
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