Civil Engineering – Steel Structures Mock test – 1 Welcome to your Steel structures Mock test -1 Take an exciting test in the topic of Steel Structures You have only 20 mins to complete the test ( 20 Questions) Wish you all the best!!! Name Email 1) The most economical section for a column, is A. rectangular B. solid round C. flat strip D. tubular section E. hexagonal. 2) The maximum permissible slenderness ratio of a member carrying loads resulting from wind, is A. 180 B. 200 C. 250 D. 300 E. 3503) For determination of allowable stress in axial compression, Indian Standard Institution has adopted A. Euler's formula B. Rankine formula C. Engesser formula D. Secant formula E. Perry Robertson formula.4) The distance between e.g. of compression and e.g. of tension flanges of a plate girder, is known as A. overall depth B. clear depth C. effective depth D. none of these. 5) The method of design of steel framework for greatest rigidity and economy in weight, is known as A. simply design B. semi-rigid design C. fully rigid design D. none of these.6) Pick up the correct statement from the following: A. Dead load includes self-weight of the structure and super-imposed loads permanently attached to the structure B. Dead loads change their positions and vary in magnitude C. Dead loads are known in the beginning of the design D. None of these.7) The allowable stress in axial tension for rolled I-sections and channels, is taken as A. 1420 kg/cm2 B. 1500 kg/cm2 C. 2125 kg/cm2 D. 1810 kg/cm28) Pick up the incorrect statement from the following: A. The nominal diameter of a rivet is its diameter before driving B. The gross diameter of a rivet is the diameter of rivet hole C. The gross area of a rivet is the cross-sectional area of the rivet hole D. The diameter of a rivet hole is equal to the nominal diameter of the rivet plus 1.5 mm E. None of these.9) Tongue plates are provided in a steel girder at A. the upper flange B. the lower flange C. the upper end of the web D. the lower end of the web E. the upper and lower ends of the web.10) If the unsupported length of a stanchion is 4 metres and least radius of gyration of its cross-section is 5, the slenderness ratio of the stanchion, is A. 60 B. 70 C. 80 D. 90 E. 10011) The failure of a web plate takes place by yielding if the ratio of the clear depth to thickness of the web, is less than A. 45 B. 55 C. 60 D. 75 E. 82 12) If d is the distance between the flange angles, the vertical stiffeners in plate girders are spaced not greater than A. d B. 1.25 d C. 1.5 d D. 1.75 d 13) The average shear stress for rolled steel beam section, is A. 845 kg/cm2 B. 945 kg/cm2 C. 1025 kg/cm2 D. 1500 kg/cm2 E. 1875 kg/cm214) For a rectangular section, the ratio of the maximum and average shear stresses, is A. 1.5 B. 2.0 C. 2.5 D. 3.0 E. 4.015) Net sectional area of a tension member, is equal to its gross section area A. plus the area of the rivet holes B. divided by the area of rivet holes C. multiplied by the area of the rivet holes D. minus the area of the rivet holes E. none of these.16) 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 E. none of these. 17) When a tension member is made of four angles with a plate as a web, the allowance for holes is made as A. two holes for each angle and one hole for the web B. one hole for each angle and one hole for the web C. one hole for each angle and two holes for the web D. two holes for each angle and two holes for the web18) The effective length of a compression member of length L held in position and restrained in direction at one end and effectively restrained in direction but not held in position at the other end, is A. L B. 0.67 L C. 0.85 L D. 1.5 L E. 2 L19) If the depth of two column sections are equal, then the column splice is provided A. with filler plates B. with bearing plates C. with filler and hearing plates D. none of these.20) The ratio of shearing stress to shearing strain within elastic limit, is known as A. modulus of elasticity B. shear modulus of elasticity C. bulk modulus of elasticity D. tangent modulus of elasticity E. all the above.