Questions and answers for exam Preparation

MCQs

Total Questions : 903 | Page 87 of 91 pages

Question 861. 2. A 20 anal din steel bar which is subjected to an axial tension of 2300 kg/cm2 produces a stair: of 0,004 ern, If Young's modulus of steel is 2.1 x 1.06 kg/cm, the bar is

in the 'elastic range
in the plastic range
at Yield point

Discuss Question

Answer: Option A. -> in the 'elastic range

Question 862. 3. If d is the distance between the flange angles,

vertical stiffeners are provided in steel plate girders if the web is less than d/85
vertical stiffeners are provided in high tensile steel plate girders if the web is less than d1175
horizontal stiffeners are provided in high tensile girder steel plate if the web is less than d/180
All the above.

Discuss Question

Answer: Option D. -> All the above.

Question 863. 0. For a column of height L fixed in position and direction both at its top and bottom, its effective length, is

0.67 L
L
1.5 L
2L.

Discuss Question

Answer: Option C. -> 1.5 L

Question 864. 4. If d is the distance between the flange angles, the vertical stiffeners in plate girders are spaced not greater than

d
1.25 d
1.5 d
1.75 d

Discuss Question

Answer: Option C. -> 1.5 d

Question 865. 5. If d is the distance between the flange angles, the vertical stiffeners in plate girders without horizontal stiffeners, are spaced at a distance not less than

0.15 d
0.22 d
0.33 d
0.44 d

Discuss Question

Answer: Option C. -> 0.33 d

Question 866. 7. The thickness of the web of a mild steel plate girder is less than d/200. If only one horizontal stiffener is used, it is placed at

the neutral axis of the section
2/3rd of the depth of the neutral axis from the compreSsion flange
2/5th of the depth of the neutral axis from the compression flange
2/5th of the height of the neutral axis from tension, flange

Discuss Question

Answer: Option C. -> 2/5th of the depth of the neutral axis from the compression flange

Question 867. 6. Pick up the correct statement from the following :

Vertical stiffeners may be placed in pairs one on each side of the web
Single vertical stiffeners may be placed alternately on opposite sides of the web
Horizontal stiffeners may be placed in pairs one on each side of the web
All the above.

Discuss Question

Answer: Option D. -> All the above.

Question 868. 1. The spans are considered approximately equal if the longest span does not exceed the shortest span by more than