MCQOPTIONS
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MCQOPTIONS
This section includes 90 Mcqs, each offering curated multiple-choice questions to sharpen your Materials Mechanics knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
The longitudinal rise or fall off road surface along its length is _________ |
| A. | Camber |
| B. | Super elevation |
| C. | Gradient |
| D. | Carriage way |
| Answer» D. Carriage way | |
| 52. |
_____ is the weakest part in railway track. |
| A. | Rail joint |
| B. | Sleepers |
| C. | Ballast |
| D. | Spikes |
| Answer» B. Sleepers | |
| 53. |
The width of broad gauge is ___________ |
| A. | 1.445m |
| B. | 1.676m |
| C. | 1 m |
| D. | 0.61 m |
| Answer» C. 1 m | |
| 54. |
Which of the following gauge is the Indian Standard Gauge? |
| A. | Broad gauge |
| B. | Narrow gauge |
| C. | Light gauge |
| D. | Metre gauge |
| Answer» B. Narrow gauge | |
| 55. |
A Straight cantilever of uniform area carries a udl over its entire length. If the free end of a cantilever is now prop at the level of the fixed end, the vertical force required at the prop be __________ |
| A. | 3/4 W |
| B. | 3/8 W |
| C. | 5/8 W |
| D. | W |
| Answer» C. 5/8 W | |
| 56. |
Bell mouthed orifices can be categorised in according to ___________ |
| A. | Size |
| B. | Shape |
| C. | Shape of upstream |
| D. | Nature of discharge |
| Answer» D. Nature of discharge | |
| 57. |
____________ is used to empty a tank of water having no outlet. |
| A. | Venacontracta |
| B. | Syphon |
| C. | Summit |
| D. | Dyne |
| Answer» C. Summit | |
| 58. |
As per IRC, maximum width of lane considered as ____________ |
| A. | 2.44 m |
| B. | 2.35 m |
| C. | 3.5 m |
| D. | 3.4 m |
| Answer» B. 2.35 m | |
| 59. |
The sheet of water flowing through a notch is called ________ |
| A. | Sill |
| B. | Crest |
| C. | Scour |
| D. | Nappe |
| Answer» E. | |
| 60. |
Find out the elongation of a tie of 2m long, if the axial rigidity is 5000 × 10⁴ mm². The axial pull be 20 kN. |
| A. | 0.8 mm |
| B. | 0.6 mm |
| C. | 0.5 mm |
| D. | 1mm |
| Answer» B. 0.6 mm | |
| 61. |
In fixed beams, the slope at the supports be ___________ |
| A. | Minimum |
| B. | Zero |
| C. | Maximum |
| D. | Throughout |
| Answer» C. Maximum | |
| 62. |
_______ changes induce large stresses in a fixed beam. |
| A. | Lateral |
| B. | Deflection |
| C. | Temperature |
| D. | Slope |
| Answer» D. Slope | |
| 63. |
____ is known as a serpentine curve. |
| A. | Circular curve |
| B. | Transition curve |
| C. | Reverse curve |
| D. | Leminiscate curve |
| Answer» D. Leminiscate curve | |
| 64. |
The maximum super elevation to be provided is ___ |
| A. | 2 in 15 |
| B. | 1 in 15 |
| C. | 1 in 10 |
| D. | 2 in 10 |
| Answer» C. 1 in 10 | |
| 65. |
A beam 6 metres long is fixed at it ends. It carries a udl of 5 kN/m. Find the maximum bending moment in the beam. |
| A. | 15 kNm |
| B. | 20 kNm |
| C. | 35 kNm |
| D. | 40 kNm |
| Answer» B. 20 kNm | |
| 66. |
Calculate the maximum deflection of a fixed beam carrying udl of 5 kN/m. The span of beam is 6 m. Take E = 200kN/m² and I = 5×10⁷ mm⁴. |
| A. | 1.865 m |
| B. | 2.235 m |
| C. | 1.6875 m |
| D. | 2.5 m |
| Answer» D. 2.5 m | |
| 67. |
What is the point of contraflexure in a fixed beam of span 5m? |
| A. | 3m |
| B. | 2.75 m |
| C. | 3.75 m |
| D. | 4 m |
| Answer» D. 4 m | |
| 68. |
Calculate discharge of a weir 2 metre long with a water flow over a head of 250 mm use Francis formula. |
| A. | 0.34 m³/s |
| B. | 0.46 m³/s |
| C. | 0.25 m³/s |
| D. | 0.65 m³/s |
| Answer» C. 0.25 m³/s | |
| 69. |
1 litre = ____________ m³. |
| A. | 10⁴ |
| B. | 10³ |
| C. | 10⁻³ |
| D. | 10⁻⁴ |
| Answer» D. 10⁻⁴ | |
| 70. |
Pascal’s law is applied in ____________ |
| A. | Pitot tube |
| B. | Hydraulic lift |
| C. | Orificemeter |
| D. | Venturimeter |
| Answer» C. Orificemeter | |
| 71. |
The flow of thick oil through a small tube is an example for _________ |
| A. | Laminar flow |
| B. | Turbulent flow |
| C. | Rotational flow |
| D. | Steady flow |
| Answer» B. Turbulent flow | |
| 72. |
Which of the following do not have units? |
| A. | Specific weight |
| B. | Specific gravity |
| C. | Specific volume |
| D. | Mass density |
| Answer» C. Specific volume | |
| 73. |
Which of the following gradient is usually used in the construction of roads? |
| A. | Exceptional gradient |
| B. | Limiting gradient |
| C. | Hydraulic gradient |
| D. | Ruling gradient |
| Answer» E. | |
| 74. |
Fixed beam is also known as _______ |
| A. | Encaster beam |
| B. | Constressed beam |
| C. | In built beam |
| D. | Constricted beam |
| Answer» B. Constressed beam | |
| 75. |
Flow of water when a tap is just open is an example of __________ flow. |
| A. | Uniform |
| B. | Steady |
| C. | Unsteady |
| D. | Turbulent |
| Answer» D. Turbulent | |
| 76. |
Calculate the load intensity of fixed beam if the maximum deflection shall not exceed 1/ 400 of the span. Take EI as 10¹⁰ kN mm². |
| A. | 40 kN |
| B. | 35 kN |
| C. | 45 kN |
| D. | 60 kN |
| Answer» D. 60 kN | |
| 77. |
Torsteel is an example of _______ |
| A. | Elasticity |
| B. | Plasticity |
| C. | Malleability |
| D. | Ductility |
| Answer» E. | |
| 78. |
The upward deflection caused by the prop is _____________ |
| A. | Pl³/2EI |
| B. | Pl²/3EI |
| C. | Pl³/3EI |
| D. | Pl⁴/3EI |
| Answer» D. Pl⁴/3EI | |
| 79. |
______ is the area of land acquired and reserved for future development. |
| A. | Right of pier |
| B. | Carriage way |
| C. | Right of way |
| D. | Camber |
| Answer» D. Camber | |
| 80. |
The highest point on syphon is known as ____ |
| A. | Summit |
| B. | Crown |
| C. | Limb |
| D. | Tread |
| Answer» B. Crown | |
| 81. |
The bearing capacity of laminated rocks used in foundation is ___________ |
| A. | 1450 kN/m² |
| B. | 1620 kN/m² |
| C. | 1785 kN/m² |
| D. | 2125 kN/m² |
| Answer» C. 1785 kN/m² | |
| 82. |
What is the minimum shoulder width provided for village roads? |
| A. | 1.25 m |
| B. | 1.4 m |
| C. | 0.5 m |
| D. | 1 m |
| Answer» D. 1 m | |
| 83. |
In case of vertical curves, the ____________ are taken above the road. |
| A. | Gradient |
| B. | Super elevation |
| C. | Earth quantities |
| D. | Summit |
| Answer» D. Summit | |
| 84. |
Fixing couples means _____ |
| A. | End moments |
| B. | Support couples |
| C. | Support moments |
| D. | End supports |
| Answer» D. End supports | |
| 85. |
Water table should be at least __________ m below subgrade. |
| A. | 1.5m |
| B. | 3 m |
| C. | 1.2 m |
| D. | 2.5 m |
| Answer» D. 2.5 m | |
| 86. |
Calculate the maximum bending moment in fixed beam for the following figure. |
| A. | 17 kN-m |
| B. | 12.5 kN-m |
| C. | 15.625 kN-m |
| D. | 18 kN-m |
| Answer» D. 18 kN-m | |
| 87. |
____________ is used to produce due to temperature variation in indeterminate structures. |
| A. | Stresses |
| B. | Strains |
| C. | Deflections |
| D. | Moment |
| Answer» B. Strains | |
| 88. |
In cantilever beams, the extra support is known as ____________ |
| A. | Hinch |
| B. | Prop |
| C. | Cripple |
| D. | Indeterminate end |
| Answer» C. Cripple | |
| 89. |
Prop reduces ___________ in the beam. |
| A. | Deflection |
| B. | Slope |
| C. | Shear |
| D. | Moment |
| Answer» B. Slope | |
| 90. |
Which of the following is indeterminate structure? |
| A. | Singly rereinforced beam |
| B. | Propped cantilever beam |
| C. | Over hanging beam |
| D. | Simply supported beam |
| Answer» C. Over hanging beam | |