MCQOPTIONS
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MCQOPTIONS
This section includes 341 Mcqs, each offering curated multiple-choice questions to sharpen your Dc Machines knowledge and support exam preparation. Choose a topic below to get started.
| 101. |
The window which projects outside a room of a building for admitting more light and air, is known |
| A. | bay window |
| B. | casement window |
| C. | lantern window |
| D. | dormer window. |
| Answer» B. casement window | |
| 102. |
Slate |
| A. | is a metamorphic rock |
| B. | splits into thin sheets along its bedding planes |
| C. | has a smooth surface and contains alumina and silica |
| D. | possesses good water absorption capacity |
| Answer» B. splits into thin sheets along its bedding planes | |
| 103. |
The maximum permissible differential settlement, in case of foundations in clayey soil, is usually limited to |
| A. | 10 mm |
| B. | 20 mm |
| C. | 30 mm |
| D. | 40 mm |
| Answer» E. | |
| 104. |
A floor constructed with the 4 to 6 mm marble chips, is known |
| A. | reinforced marble floor |
| B. | terrazo floor |
| C. | marble floor |
| D. | chip floor |
| Answer» C. marble floor | |
| 105. |
The nominal thickness of one brick wall in mm, is |
| A. | 90 mm |
| B. | 150 mm |
| C. | 190 mm |
| D. | 200 mm. |
| Answer» E. | |
| 106. |
The angle between skew back of a flat arch and the horizontal, is kept approximately equal to |
| A. | 0° |
| B. | 30° |
| C. | 60° |
| D. | 90° |
| Answer» D. 90° | |
| 107. |
The arrangement made to support an unsafe structure temporarily, is known as |
| A. | shoring |
| B. | scaffolding |
| C. | underpinning |
| D. | jacking |
| Answer» B. scaffolding | |
| 108. |
A concrete structure is set on fire and the temperature raises to 1000°C. The strength of concrete as compared to original strength reduces to |
| A. | 10% |
| B. | 15% |
| C. | 20% |
| D. | 25%. |
| Answer» D. 25%. | |
| 109. |
Bearing capacity of soils cannot be improved by |
| A. | draining sub-soil water |
| B. | ramming crushed stone in soil |
| C. | driving sand piles |
| D. | watering surface of soil |
| Answer» E. | |
| 110. |
Suitable spacing of timber piles, is |
| A. | 50 cm |
| B. | 60 cm |
| C. | 70 cm |
| D. | 90 cm. |
| Answer» E. | |
| 111. |
The projections of head or sill of a door or window frame, are |
| A. | transoms |
| B. | horns |
| C. | stops |
| D. | chocks. |
| Answer» C. stops | |
| 112. |
Open test pit is only suitable upto a depth of |
| A. | 2 metres |
| B. | 2.5 metres |
| C. | 3 metres |
| D. | none of the above. |
| Answer» D. none of the above. | |
| 113. |
The compaction of concrete in the drilled pile hole is done by compressed air in the case of |
| A. | simplex pile |
| B. | Franki pile |
| C. | pressure pile |
| D. | vibro pile. |
| Answer» D. vibro pile. | |
| 114. |
The vertical members fixed between steps and hand rail, are known |
| A. | balusters |
| B. | strings |
| C. | newel posts |
| D. | soffits. |
| Answer» B. strings | |
| 115. |
For brick construction, the lime-sand mortar, is |
| A. | 1:1 |
| B. | 1:2 |
| C. | 1:3 |
| D. | 1:4 |
| Answer» C. 1:3 | |
| 116. |
The brick laid with its length parallel to the face of a wall, is a known as |
| A. | header |
| B. | stretcher |
| C. | closer |
| D. | none of these. |
| Answer» C. closer | |
| 117. |
The stone whose crushing strength is least, is |
| A. | granite |
| B. | chalk |
| C. | marble |
| D. | slate |
| Answer» C. marble | |
| 118. |
The pile which supports the load due to friction between pile face and surrounding soil, is generally known as |
| A. | bearing pile |
| B. | friction pile |
| C. | sheet pile |
| D. | battered pile. |
| Answer» C. sheet pile | |
| 119. |
The width of the hollow space between two walls of a cavity wall should not exceed |
| A. | 5 cm |
| B. | 7.5 cm |
| C. | 10 cm |
| D. | 15 cm. |
| Answer» D. 15 cm. | |
| 120. |
The skirting/dado in a bath roof should be upto |
| A. | ceiling |
| B. | 15 cm above floor level |
| C. | 200 cm |
| D. | level of the tap. |
| Answer» D. level of the tap. | |
| 121. |
In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to |
| A. | 15 mm |
| B. | 25 mm |
| C. | 35 mm |
| D. | 45 mm |
| Answer» C. 35 mm | |
| 122. |
Rotary drilling is the fastest method in case of |
| A. | rocky soils |
| B. | clay soils |
| C. | sandy soil |
| D. | all of these. |
| Answer» E. | |
| 123. |
The platform at the end of a series of steps, is known as |
| A. | platform |
| B. | relief |
| C. | rest |
| D. | landing |
| Answer» E. | |
| 124. |
While investigating the site, a thick layer of fairly firm clay over a deep layer of soft clay is encountered. In such a situation, the following type of foundation is useful : |
| A. | pile formation |
| B. | raft foundation |
| C. | grillage foundation |
| D. | none of these. |
| Answer» C. grillage foundation | |
| 125. |
A wooden block fixed on back side of a door frame on its post, is known as |
| A. | cleat |
| B. | stop |
| C. | horn |
| D. | none of these. |
| Answer» C. horn | |
| 126. |
Exposed portions of vertical surface at right angles to the door or window frame, are known as |
| A. | jambs |
| B. | lintels |
| C. | reveals |
| D. | soffits. |
| Answer» D. soffits. | |
| 127. |
The nominal thickness of an expansion joint in brick walls, is kept more than |
| A. | 5 mm |
| B. | 10 mm |
| C. | 15 mm |
| D. | 20 mm |
| Answer» E. | |
| 128. |
The steel pile which is generally sunk in soft clay or loose sand of low bearing capacity, is |
| A. | H-pile |
| B. | pipe pile |
| C. | screw pile |
| D. | disc pile |
| Answer» D. disc pile | |
| 129. |
The stepped structure provided for lateral support of a structure, is |
| A. | retaining wall |
| B. | breast wall |
| C. | buttress |
| D. | parapet wall. |
| Answer» D. parapet wall. | |
| 130. |
The construction joints in buildings are provided after |
| A. | 10 m |
| B. | 15 m |
| C. | 20 m |
| D. | 40 m |
| Answer» E. | |
| 131. |
The depth of excavation of foundations, is generally measured with a |
| A. | ranging rod |
| B. | steel tape |
| C. | levelling staff |
| D. | bonning rod. |
| Answer» E. | |
| 132. |
Expansion joints in masonry walls are provided if length exceeds |
| A. | 10 m |
| B. | 20 m |
| C. | 30 m |
| D. | 40 m |
| Answer» E. | |
| 133. |
The pile which supports the load partly by friction and partly by resting on hard stratum, is called |
| A. | friction pile |
| B. | bearing pile |
| C. | friction bearing pile |
| D. | rough pile. |
| Answer» D. rough pile. | |
| 134. |
If the depth of an excavation is 20 metres, number of single stage well points to be installed at various levels, is |
| A. | 5 |
| B. | 4 |
| C. | 3 |
| D. | 2 |
| Answer» D. 2 | |
| 135. |
The bearing capacity of piles is determined by |
| A. | dynamic formula |
| B. | static formula |
| C. | pile load tests |
| D. | all the above. |
| Answer» E. | |
| 136. |
The stone blocks approximately triangular in shape, used as steps, are known |
| A. | stone steps |
| B. | built up steps |
| C. | spandril steps |
| D. | none of these. |
| Answer» D. none of these. | |
| 137. |
The triangular portion between any two adjacent arches and the tangent to their crowns, is |
| A. | haunch |
| B. | spandril |
| C. | soffit |
| D. | rise. |
| Answer» C. soffit | |
| 138. |
A roof which slopes in four directions, is called |
| A. | shed roof |
| B. | gable end roof |
| C. | hipped roof |
| D. | gambrel roof. |
| Answer» D. gambrel roof. | |
| 139. |
Raft foundations are used for : |
| A. | providing increased area of foundation over poor bearing capacity of soil |
| B. | spanning over small soft or loose pockets |
| C. | counter acting the hydrostatic effect |
| D. | all the above. |
| Answer» E. | |
| 140. |
The least bearing capacity of soil is that of |
| A. | hard rock |
| B. | moist clay |
| C. | soft rock |
| D. | laminated |
| Answer» C. soft rock | |
| 141. |
The arrangement of supporting an existing structure by providing supports underneath, is known as |
| A. | shoring |
| B. | underpinning |
| C. | jacking |
| D. | piling |
| Answer» C. jacking | |
| 142. |
Which one of the following piles has a cast iron shoe even after removal of the hollow cylindrical steel casing |
| A. | simplex pile |
| B. | pedastal pile |
| C. | Franki pile |
| D. | both (a) and (d) of the above. |
| Answer» E. | |
| 143. |
The stone masonry of finely dressed stones laid in cement or lime, is |
| A. | random rubble masonry |
| B. | coursed rubble masonry |
| C. | dry rubble masonry |
| D. | ashlar masonry. |
| Answer» E. | |
| 144. |
Weep holes are provided in retaining and breast walls |
| A. | to drain off the water from the filling |
| B. | to ventilate the stone masonry |
| C. | to add architectural beauty |
| D. | to reduce the weight of the earth retained |
| Answer» B. to ventilate the stone masonry | |
| 145. |
According to National Building Code, the hydrants in water mains is provided at minimum interval of |
| A. | 50 m |
| B. | 60 m |
| C. | 75 m |
| D. | 90 m. |
| Answer» D. 90 m. | |
| 146. |
Cavity wall is generally provided for |
| A. | heat insulation |
| B. | sound insulation |
| C. | prevention of dampness |
| D. | all the above. |
| Answer» E. | |
| 147. |
The type of stone masonry in which stones of same height are laid in layers, is called |
| A. | random rubble masonry |
| B. | course rubble masonry |
| C. | uncoursed rubble masonry |
| D. | ashlar masonry. |
| Answer» C. uncoursed rubble masonry | |
| 148. |
Pile foundations are suitable for |
| A. | water logged soils |
| B. | soft rocks |
| C. | compact soils |
| D. | multistoreyed buildings |
| Answer» B. soft rocks | |
| 149. |
In the method of tube boring of soil investigation, the following is essential : |
| A. | a tube of about 2 metres length and 20 cm diameter with a cutting edge |
| B. | a flap valve at the bottom of tube is provided to extract the soil sample |
| C. | the tube is raised and lowered by 4 thick rope moving over a pulley suspended on a tripod stand |
| D. | all the above. |
| Answer» E. | |
| 150. |
The minimum distance between the centres of bulb of diameter du, of a multi under reamed piles, is |
| A. | du |
| B. | 1.25 du |
| C. | 1.5 du |
| D. | 1.75 du |
| Answer» D. 1.75 du | |