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MCQOPTIONS
This section includes 224 Mcqs, each offering curated multiple-choice questions to sharpen your Surveying knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
In plastic analysis, the shape factor for circular sections, is |
| A. | 1.5 |
| B. | 1.6 |
| C. | 1.697 |
| D. | none of these. |
| Answer» D. none of these. | |
| 52. |
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. |
| Answer» D. 36 times the thickness of outside plate. | |
| 53. |
The minimum edge distance of a rivet line connecting two or more plates, is kept equal to 37 mm plus (where t is the thickness in mm of the thinner outside plate). |
| A. | 2 t |
| B. | 4 t |
| C. | 6 t |
| D. | 8 t |
| Answer» C. 6 t | |
| 54. |
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 |
| Answer» C. bulk modulus of elasticity | |
| 55. |
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. |
| Answer» D. none of these. | |
| 56. |
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. |
| Answer» D. none of these. | |
| 57. |
The most economical section for a column, is |
| A. | rectangular |
| B. | solid round |
| C. | flat strip |
| D. | tubular section |
| Answer» E. | |
| 58. |
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. |
| Answer» E. | |
| 59. |
Live load |
| A. | varies in magnitude |
| B. | varies in position |
| C. | is expressed as uniformly distributed load |
| D. | All the above. |
| Answer» E. | |
| 60. |
The channels get twisted symmetrically with regard to its axis |
| A. | parallel to flanges |
| B. | parallel to web |
| C. | perpendicular to flanges |
| D. | perpendicular to web. |
| Answer» C. perpendicular to flanges | |
| 61. |
Assuming the values of maximum deviation ΔP and ΔE to be 25% of the computed value of P and E respectively, the minimum value of the factor of safety is |
| A. | 1.00 |
| B. | 0.67 |
| C. | 1.67 |
| D. | 2.67 |
| Answer» D. 2.67 | |
| 62. |
A major beam in a building structure, is known as |
| A. | a girder |
| B. | a floor beam |
| C. | a main beam |
| D. | all the above. |
| Answer» E. | |
| 63. |
To the calculated area of cover plates of a built-up beam, an allowance for rivet holes to be added, is |
| A. | 10% |
| B. | 13% |
| C. | 15% |
| D. | 18% |
| Answer» C. 15% | |
| 64. |
A fillet weld may be termed as |
| A. | mitre weld |
| B. | concave weld |
| C. | convex weld |
| D. | all the above. |
| Answer» E. | |
| 65. |
Effective length of a column effectively held in position and restrained in direction at one end but neither held in position nor restrained in direction at the other end, is |
| A. | L |
| B. | 0.67 L |
| C. | 0.85 L |
| D. | 2 L |
| Answer» E. | |
| 66. |
The size of a butt weld is specified by the effective throat thickness which in the case of incomplete penetration, is taken as |
| A. | 1/2 of the thickness of thicker part |
| B. | 3/4 of the thickness of thicker part |
| C. | 3/4 of the thickness of thinner part |
| D. | 7/8 of the thickness of thinner part |
| Answer» E. | |
| 67. |
Poisson's ratio for steel within elastic limit, ranges from |
| A. | 0.15 to 0.20 |
| B. | 0.25 to 0.24 |
| C. | 0.25 to 0.33 |
| D. | 0.33 to 0.35 |
| Answer» D. 0.33 to 0.35 | |
| 68. |
Water pressure in a 80 cm water main is 10 kg/cm². The minimum thickness of the metal required for the water main, not to be stressed more than 200 kg/cm², is |
| A. | 1 cm |
| B. | 1.5 cm |
| C. | 2 cm |
| D. | 2.5 cm |
| Answer» D. 2.5 cm | |
| 69. |
For a steel member of slenderness ratio 350, the allowable stress is 76 kg/cm² if it is |
| A. | HTW grade of thickness exceeding 32 mm |
| B. | HT grade of thickness exceeding 45 mm |
| C. | HT grade of thickness not exceeding 45 mm |
| D. | All the above. |
| Answer» E. | |
| 70. |
The effective length of a compression member of length L, held in position and restrained in direction at both ends, is |
| A. | L |
| B. | 0.67 L |
| C. | 0.85 L |
| D. | 1.5 L |
| Answer» C. 0.85 L | |
| 71. |
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 |
| Answer» C. 1025 kg/cm² | |
| 72. |
The main advantage of a steel member, is : |
| A. | its high strength |
| B. | its gas and water tightness |
| C. | its long service life |
| D. | all the above. |
| Answer» E. | |
| 73. |
To keep the intensity of bearing pressure between the column base and concrete compressive and to vary from zero to 2P/BL , the ratio of the moment M to the axial load P should be |
| A. | L/2 |
| B. | L/3 |
| C. | L/4 |
| D. | L/6 |
| Answer» E. | |
| 74. |
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 |
| Answer» B. 0.67 L | |
| 75. |
When the length of a tension member is too long |
| A. | a wire rope is used |
| B. | a rod is used |
| C. | a bar is used |
| D. | a single angle is used. |
| Answer» D. a single angle is used. | |
| 76. |
In a tension member if one or more than one rivet holes are off the line, the failure of the member depends upon : |
| A. | pitch |
| B. | gauge |
| C. | diameter of the rivet holes |
| D. | all the above. |
| Answer» E. | |
| 77. |
If the pitch is 6 cm and rivet value is 4 tonnes, the number of rivets required for a riveted connection carrying an eccentric load of 15 tonnes at a distance of 30 cm from the centre line, is |
| A. | 6 |
| B. | 8 |
| C. | 10 |
| D. | 12 |
| Answer» C. 10 | |
| 78. |
The minimum width B of a solid casing for a cased beam, is equal to |
| A. | B = b + 25 mm |
| B. | B = b + 50 mm |
| C. | B = b + 75 mm |
| D. | B = b + 100 mm |
| Answer» E. | |
| 79. |
The diameter of a bolt hole is taken as the nominal diameter of the bolt plus |
| A. | 1.0 mm |
| B. | 1.2 mm |
| C. | 1.4 mm |
| D. | 1.6 mm |
| Answer» E. | |
| 80. |
The maximum tensile and compressive bending stress in extreme fibres of rolled I-sections and channels on the effective section, is |
| A. | 1500 kg/cm² |
| B. | 1420 kg/cm² |
| C. | 1650 kg/cm² |
| D. | 2285 kg/cm² |
| Answer» D. 2285 kg/cm² | |
| 81. |
If W and L are the total superimposed load and the span of a plate girder in metres, the approximate self weight (W) of the girder, is taken as |
| A. | M = WL/100 |
| B. | M = WL/200 |
| C. | M = WL/300 |
| D. | M = WL/400 |
| Answer» D. M = WL/400 | |
| 82. |
If the slenderness ratio is greater than 160, the allowable stress in axial compression is multiplied by a factor (1.2 - (l/xy) where x is |
| A. | 200 |
| B. | 400 |
| C. | 600 |
| D. | 800 |
| Answer» E. | |
| 83. |
If P is the wind pressure in kg/cm², v is the velocity in km/hour and K is a constant of proportionality, then |
| A. | P = K/v² |
| B. | v = K/P² |
| C. | P = Kv² |
| D. | P = Kv |
| Answer» D. P = Kv | |
| 84. |
A riveted joint may experience |
| A. | shear failure |
| B. | shear failure of plates |
| C. | bearing failure |
| D. | all the above. |
| Answer» E. | |
| 85. |
The strength of ISA 125 = 75 x 10 mm used as a tie member with its longer leg connected at the ends by 27 mm diameter rivets, is |
| A. | 26,000 kg |
| B. | 26,025 kg |
| C. | 26,050 kg |
| D. | 26,075 kg |
| Answer» E. | |
| 86. |
The main type of butt joints, is a double cover |
| A. | shear riveted joint |
| B. | chain riveted joint |
| C. | zig-zag riveted joint |
| D. | all the above. |
| Answer» E. | |
| 87. |
Outstanding length of a compression member consisting of a channel, is measured as |
| A. | half of the nominal width |
| B. | nominal width of the section |
| C. | from the edge to the first row of rivets |
| D. | none of these. |
| Answer» C. from the edge to the first row of rivets | |
| 88. |
The equivalent axial load may be defined as the load which produces a stress equal to |
| A. | maximum stress produced by the eccentric load |
| B. | maximum stressed fibre |
| C. | bending stress |
| D. | none of these. |
| Answer» B. maximum stressed fibre | |
| 89. |
A web plate is called unstiffened if the ratio of clear depth to thickness is less than |
| A. | 35 |
| B. | 50 |
| C. | 60 |
| D. | 85 |
| Answer» E. | |
| 90. |
In a grillage footing, the maximum shear force occurs at the |
| A. | edge of grillage beam |
| B. | edge of base plate |
| C. | centre of grillage beam |
| D. | centre of base plate. |
| Answer» C. centre of grillage beam | |
| 91. |
Rise of a Jack arch is kept about |
| A. | 1/2 to 1/3 of the span |
| B. | 1/3 to 1/4 of the span |
| C. | 1/4 to 1/8 of the span |
| D. | 1/8 to 1/12 of the span. |
| Answer» E. | |
| 92. |
In factory buildings, the horizontal beams spanning between the wall columns supporting a wall covering, are called |
| A. | stringers |
| B. | trimmers |
| C. | girts |
| D. | lintels. |
| Answer» D. lintels. | |
| 93. |
Modified moment of inertia of sections with a single web, is equal to moment of inertia of the section about Y-Y axis at the point of maximum bending moment and is multiplied by the ratio of |
| A. | area of compression flange at the minimum bending moment to the corresponding area at the point of maximum bending moment |
| B. | area of tension flange at the minimum bending moment of the corresponding area at the point of maximum bending moment |
| C. | total area of flanges at the maximum bending moment to the corresponding area at the point of maximum bending moment |
| D. | none of these. |
| Answer» D. none of these. | |
| 94. |
According to IS: 800-1962, the coefficient of expansion of steel per degree centigrade per unit length, is taken as |
| A. | 0.000008 |
| B. | 0.000010 |
| C. | 0.000012 |
| D. | 0.000014 |
| Answer» D. 0.000014 | |
| 95. |
The net area of round bars to resist the tension, is the area of cross section at |
| A. | mid-section |
| B. | root of the thread |
| C. | difference of (a) and (b) |
| D. | none of these. |
| Answer» C. difference of (a) and (b) | |
| 96. |
For a cantilever beam of length L continuous at the support and unrestrained against torsion at the support and free at the end, the effective length l is equal to |
| A. | l = L |
| B. | l = 2L |
| C. | l = 0.5L |
| D. | l = 3L |
| Answer» E. | |
| 97. |
Maximum permissible slenderness ratio of a member normally acting as a tie in a roof truss, is |
| A. | 180 |
| B. | 200 |
| C. | 250 |
| D. | 350 |
| Answer» E. | |
| 98. |
If d is the distance between the flange angles, |
| A. | vertical stiffeners are provided in steel plate girders if the web is less than d/85 |
| B. | vertical stiffeners are provided in high tensile steel plate girders if the web is less than d/175 |
| C. | horizontal stiffeners are provided in high tensile girder steel plate if the web is less than d/180 |
| D. | All the above. |
| Answer» E. | |
| 99. |
When plates are exposed to weather, tacking rivets are provided at a pitch in line not exceeding (where t is the thickness of the outside plate). |
| A. | 8 t |
| B. | 16 t |
| C. | 24 t |
| D. | 32 t |
| Answer» C. 24 t | |
| 100. |
The greatest gauge of long rivets should not exceed (where d is the diameter of the holes). |
| A. | 2 d |
| B. | 4 d |
| C. | 6 d |
| D. | 8 d |
| Answer» E. | |