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MCQOPTIONS
This section includes 5814 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 151. |
Fundamental momentum equation for a hydraulic jump, is |
| A. | <img src="/_files/images/civil-engineering/irrigation/20-15-91-1.png"> |
| B. | <img src="/_files/images/civil-engineering/irrigation/20-15-91-2.png"> |
| C. | <img src="/_files/images/civil-engineering/irrigation/20-15-91-3.png"> |
| D. | <img src="/_files/images/civil-engineering/irrigation/20-15-91-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/irrigation/20-15-91-3.png"> | |
| 152. |
In a Sarda type fall, the rectangular crest, may be used for discharge upto |
| A. | 6 cumecs |
| B. | 10 cumecs |
| C. | 14 cumecs |
| D. | 20 cumecs |
| E. | 25 cumecs. |
| Answer» D. 20 cumecs | |
| 153. |
According to G.W. Pickles the effect of confining the flood water of a river between levee, is to increase |
| A. | rate of flood wave |
| B. | water surface elevation during floods |
| C. | maximum discharge |
| D. | velocity and scouring action |
| E. | surface slope of streams above the leveed portion. |
| Answer» F. | |
| 154. |
In a canal syphon, the flow is |
| A. | under atmospheric pressure |
| B. | pipe flow |
| C. | with critical velocity |
| D. | under negative pressure. |
| Answer» C. with critical velocity | |
| 155. |
When a canal and a drainage approach each other at the same level, the structure so provided, is |
| A. | an aqueduct |
| B. | a syphon |
| C. | a level crossing |
| D. | inlet and outlet. |
| Answer» D. inlet and outlet. | |
| 156. |
For smooth entry of water in a canal, the angle between head regulator and water is generally kept |
| A. | 80 |
| B. | 90 |
| C. | 110 |
| D. | 120 |
| Answer» D. 120 | |
| 157. |
The difference in level between the top of a bank and supply level in a canal, is called |
| A. | berm |
| B. | free board |
| C. | height of bank |
| D. | none of these. |
| Answer» C. height of bank | |
| 158. |
The measure to remove water logging of land, is |
| A. | to reduce percolation from canals and water courses |
| B. | to increase outflow from the ground water reservoir |
| C. | both (a) and (b) |
| D. | neither (a) nor (b) |
| Answer» D. neither (a) nor (b) | |
| 159. |
Retrogression of the bed level of a river downstream a weir, occurs due to |
| A. | heavy impact of water |
| B. | increase of the bed level |
| C. | less percentage of silt |
| D. | soft soil strata. |
| Answer» D. soft soil strata. | |
| 160. |
For flat bottom sleepers, maximum size of ballast, is |
| A. | 50 mm |
| B. | 40 mm |
| C. | 33 mm |
| D. | 25 mm |
| E. | 20 mm |
| Answer» B. 40 mm | |
| 161. |
The sleepers which satisfy the requirements of an ideal sleeper, are |
| A. | cast iron sleepers |
| B. | R.C.C. sleepers |
| C. | steel sleepers |
| D. | wooden sleepers. |
| Answer» E. | |
| 162. |
Arrangement made to divert the trains from one track to another, is known as |
| A. | railway point |
| B. | railway crossing |
| C. | turnout |
| D. | railway junction |
| E. | none of these. |
| Answer» D. railway junction | |
| 163. |
At a rail joint, the ends of adjoining rails, are connected with a pair of fish plates and |
| A. | 2 fish bolts |
| B. | 4 fish bolts |
| C. | 6 fish bolts |
| D. | 8 fish bolts |
| Answer» C. 6 fish bolts | |
| 164. |
The type of switch generally used for B.G. and M.G. tracks, is |
| A. | articulated |
| B. | undercut |
| C. | over riding |
| D. | straight cut. |
| Answer» D. straight cut. | |
| 165. |
The difference in the lengths of two diagonals of a rail diamond is |
| A. | <img src="/_files/images/civil-engineering/railways/61-17-173-1.png"> |
| B. | <img src="/_files/images/civil-engineering/railways/61-17-173-2.png"> |
| C. | <img src="/_files/images/civil-engineering/railways/61-17-173-3.png"> |
| D. | <img src="/_files/images/civil-engineering/railways/61-17-173-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/railways/61-17-173-2.png"> | |
| 166. |
Bearing plates are used to fix |
| A. | flat footed rails to the wooden sleepers |
| B. | double headed rails to the wooden sleepers |
| C. | bull headed rails to the wooden sleepers |
| D. | flat footed rails to the cast iron sleepers |
| E. | none of these. |
| Answer» B. double headed rails to the wooden sleepers | |
| 167. |
A welded rail joint is generally |
| A. | supported on a sleeper |
| B. | supported on a metal plate |
| C. | suspended |
| D. | none of these. |
| Answer» D. none of these. | |
| 168. |
Safe speed (V) on a curve of radius 970 metres provided with two transition curves on Board Gauge track, is |
| A. | 112 km/hour |
| B. | 122 km/hour |
| C. | 132 km/hour |
| D. | 142 km/hour |
| Answer» D. 142 km/hour | |
| 169. |
Rail joint supported on a single sleeper, is known |
| A. | suspended rail joint |
| B. | bridge rail joint |
| C. | supported rail joint |
| D. | square rail joint. |
| Answer» D. square rail joint. | |
| 170. |
Maximum wheel base distance provided on Indian B.G. tracks, is |
| A. | 4.096 m |
| B. | 5.096 m |
| C. | 6.096 m |
| D. | 7.096 m |
| E. | none of these. |
| Answer» D. 7.096 m | |
| 171. |
On a straight railway track, absolute levels at point A on two rails are 100.550 m and 100.530 m and the absolute levels at point B 100 m apart are 100.585 m and 100.515 m respectively, the value of twist of rails per metre run, is |
| A. | 0.4 mm |
| B. | 0.5 mm |
| C. | 0.7 mm |
| D. | 0.8 mm |
| E. | 1.0 mm |
| Answer» C. 0.7 mm | |
| 172. |
Best wood for wooden sleepers is |
| A. | chir |
| B. | deodar |
| C. | sal |
| D. | teak |
| E. | shesham. |
| Answer» E. shesham. | |
| 173. |
Dimensions of a plate girder, are : |
| A. | 851 mm x 851 mm |
| B. | 255 mm x 254 mm |
| C. | 851 mm x 254 mm |
| D. | 551 mm x 254 mm |
| Answer» D. 551 mm x 254 mm | |
| 174. |
Groynes are generally built |
| A. | perpendicular to the bank |
| B. | inclined up stream up to 30 |
| C. | inclined down stream upto 30 |
| D. | all the above. |
| Answer» C. inclined down stream upto 30 | |
| 175. |
The top of the capillary zone |
| A. | lies below the water table at every point |
| B. | lies above the water table at every point |
| C. | coincides the water table at every point |
| D. | none of these. |
| Answer» C. coincides the water table at every point | |
| 176. |
Pick up the incorrect statement from the following. Culturable commanded area is the gross area of an irrigation canal system less |
| A. | populated area |
| B. | alkaline area |
| C. | forest area |
| D. | fallow land. |
| Answer» E. | |
| 177. |
For loss of head in a canal inverted syphon barrel, the factor in the Unwin formula is a coefficient for loss of head due to |
| A. | friction |
| B. | exit |
| C. | entry |
| D. | gradient |
| Answer» D. gradient | |
| 178. |
The crest level of a canal diversion head work, depends upon |
| A. | F.S.L. of the canal |
| B. | discharge perimeters |
| C. | pond level |
| D. | all the above |
| E. | none these. |
| Answer» E. none these. | |
| 179. |
For the stability of a structure against seepage pressure according to Khosla's creep theory, the critical gradient is |
| A. | zero |
| B. | 0.25 |
| C. | 0.50 |
| D. | 0.75 |
| E. | 1.00 |
| Answer» F. | |
| 180. |
The diameter of longitudinal bars of a column should never be less than |
| A. | 6 mm |
| B. | 8 mm |
| C. | 10 mm |
| D. | 12 mm |
| E. | none of these. |
| Answer» E. none of these. | |
| 181. |
The thickness of base slab of a retaining wall generally provided, is |
| A. | one half of the width of the stem at the bottom |
| B. | one-third of the width of the stem at the bottom |
| C. | one fourth of the width of the steam at the bottom |
| D. | width of the stem at the bottom |
| E. | twice the width of the steam at the bottom. |
| Answer» E. twice the width of the steam at the bottom. | |
| 182. |
For a circular slab carrying a uniformly distributed load, the ratio of the maximum negative to maximum positive radial moment, is |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| E. | 5 |
| Answer» C. 3 | |
| 183. |
Thickened part of a flat slab over its supporting column, is technically known as |
| A. | drop panel |
| B. | capital |
| C. | column head |
| D. | none of these. |
| Answer» B. capital | |
| 184. |
The number of treads in a flight is equal to |
| A. | risers in the flight |
| B. | risers plus one |
| C. | risers minus one |
| D. | none of these. |
| Answer» D. none of these. | |
| 185. |
For initial estimate for a beam design, the width is assumed |
| A. | 1/15th of span |
| B. | 1/20th of span |
| C. | 1/25th of span |
| D. | 1/30th of span |
| E. | 1/40th of span. |
| Answer» E. 1/40th of span. | |
| 186. |
A short column 20 cm x 20 cm in section is reinforced with 4 bars whose area of cross section is 20 sq. cm. If permissible compressive stresses in concrete and steel are 40 kg/cm2 and 300 kg/cm2, the Safe load on the column, should not exceed |
| A. | 4120 kg |
| B. | 41, 200 kg |
| C. | 412, 000 kg |
| D. | none of these. |
| Answer» C. 412, 000 kg | |
| 187. |
If T and R are tread and rise respectively of a stair, then |
| A. | 2R + T = 60 |
| B. | R + 2T = 60 |
| C. | 2R + T = 30 |
| D. | R + 2T= 30 |
| E. | 3R + 27 = 30 |
| Answer» B. R + 2T = 60 | |
| 188. |
If d and n are the effective depth and depth of the neutral axis respectively of a singly reinforced beam, the lever arm of the beam, is |
| A. | d |
| B. | n |
| C. | <img src="/_files/images/civil-engineering/rcc-structures-design/69-13-5-3.png"> |
| D. | <img src="/_files/images/civil-engineering/rcc-structures-design/69-13-5-4.png"> |
| E. | <img src="/_files/images/civil-engineering/rcc-structures-design/69-13-5-5.png"> |
| Answer» E. <img src="/_files/images/civil-engineering/rcc-structures-design/69-13-5-5.png"> | |
| 189. |
To have pressure wholly compressive under the base of a retaining wall of width b, the resultant of the weight of the wall and the pressure exerted by the retained, earth should have eccentricity not more than |
| A. | <img src="/_files/images/civil-engineering/rcc-structures-design/83-13-172-1.png"> |
| B. | <img src="/_files/images/civil-engineering/rcc-structures-design/83-13-172-2.png"> |
| C. | <img src="/_files/images/civil-engineering/rcc-structures-design/83-13-172-3.png"> |
| D. | <img src="/_files/images/civil-engineering/rcc-structures-design/83-13-172-4.png"> |
| E. | <img src="/_files/images/civil-engineering/rcc-structures-design/83-13-172-5.png"> |
| Answer» E. <img src="/_files/images/civil-engineering/rcc-structures-design/83-13-172-5.png"> | |
| 190. |
The heaviest line is used to democrate |
| A. | the low water line |
| B. | the high water line |
| C. | the limit of swamps |
| D. | the direction of current. |
| Answer» C. the limit of swamps | |
| 191. |
Which one of the following statements is not relevant to hydrographic survey : |
| A. | establishment of a chain of bench marks near the shore line |
| B. | establishment of horizontal control points on the shore |
| C. | determination of the sea bed profile |
| D. | depicting the irregularities in the shore line, islands and projecting rocks |
| E. | none of these. |
| Answer» F. | |
| 192. |
Depth of borings for soil investigation, is generally kept below low water level |
| A. | 30 m |
| B. | 35 m |
| C. | 45 m |
| D. | 40 m |
| Answer» D. 40 m | |
| 193. |
The wavelength is computed by Bertin's formula (where T is the period in seconds). |
| A. | <img src="/_files/images/civil-engineering/docks-and-harbours/27-25-24-1.png"> |
| B. | <img src="/_files/images/civil-engineering/docks-and-harbours/27-25-24-2.png"> |
| C. | <img src="/_files/images/civil-engineering/docks-and-harbours/27-25-24-3.png"> |
| D. | <img src="/_files/images/civil-engineering/docks-and-harbours/27-25-24-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/docks-and-harbours/27-25-24-3.png"> | |
| 194. |
A lead line or sounding line |
| A. | is stretched thoroughly when wet before it is graduated |
| B. | should be soaked in water for about one hour prior to taking soundings |
| C. | is adjusted at regular interval |
| D. | is generally used for depths exceeding 6 m |
| E. | all the above. |
| Answer» F. | |
| 195. |
The smoothened surface of the front face of the guay walls, is known as fending which is made of |
| A. | granite stone |
| B. | timber |
| C. | steel |
| D. | all the above. |
| Answer» E. | |
| 196. |
Pick up the correct statement function following: |
| A. | The coarse material which has a smaller angle of repose, causes a steeper beach slope |
| B. | The coarse material which has a greater angle of repose, causes a steeper beach slope |
| C. | The flattening out of the beach is caused due to the movement of small and uniform particles leeward. |
| D. | both (b) and (c). |
| Answer» E. | |
| 197. |
Pick up the incorrect statement from the following |
| A. | Side walls of a venturi head flume are splayed out from the end of the throat at 1 : 10 for a length of 4.5 m |
| B. | Length of side walls should be such that the width of the flume is made equal to 2/3rd the bed width of the distributary |
| C. | Once the width of the flume becomes 2/3rd of the width of the distributary, the splayed walls are increased to 1 in 3 to get full bed width |
| D. | None of these. |
| Answer» E. | |
| 198. |
According to the recommendations of International Navigational Congress in 1912, the ratio of length to width at the entrance for cargo vessels is |
| A. | 5.5 and 6.0 to 1 |
| B. | 6.2 and 6.8 to 1 |
| C. | 7.4 and 7.8 to 1 |
| D. | 8.2 and 8.5 to 1 |
| Answer» D. 8.2 and 8.5 to 1 | |
| 199. |
Flow of air from one place to the other is caused due to |
| A. | the sum of elevation |
| B. | pressure head |
| C. | velocity head |
| D. | all of the above. |
| Answer» E. | |
| 200. |
The beach is built: |
| A. | with largest material locally available to the waves |
| B. | with large material locally available to the waves |
| C. | with fine material locally available to the waves |
| D. | with finest material locally available to the waves. |
| Answer» B. with large material locally available to the waves | |