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MCQOPTIONS
This section includes 515 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 251. |
A hydroelectric scheme operating under a head of 80 m will be classified as |
| A. | low head scheme |
| B. | medium head scheme |
| C. | high head scheme |
| D. | none of the above |
| Answer» D. none of the above | |
| 252. |
Finally formed berms in canals are provided for |
| A. | Protection of banks erosion by the waves |
| B. | Control of seepage losses |
| C. | Strengthening of banks |
| D. | All the above |
| Answer» E. | |
| 253. |
When did Irving Berlin die? |
| A. | 6/20/1988 12:00:00 AM |
| B. | 1/11/1979 12:00:00 AM |
| C. | 10/12/1985 12:00:00 AM |
| D. | 9/22/1989 12:00:00 AM |
| Answer» E. | |
| 254. |
Where did Irving Berlin die? |
| A. | Springfield |
| B. | Hollywood |
| C. | New York |
| D. | Rochester |
| Answer» D. Rochester | |
| 255. |
Which film had Irving Berlin’s song White Christmas? |
| A. | Call Me Madam |
| B. | Holiday Inn |
| C. | Top Hat |
| D. | Easter Parade |
| Answer» C. Top Hat | |
| 256. |
Whose singing made God Bless America popular? |
| A. | Al Jonson |
| B. | Perry Como |
| C. | Ethel Waters |
| D. | Kathryn Elizabeth Smith |
| Answer» E. | |
| 257. |
When did Irving Berlin found Irving Berlin Music Corporation? |
| A. | 1919 |
| B. | 1914 |
| C. | 1922 |
| D. | 1920 |
| Answer» B. 1914 | |
| 258. |
Which was Irving Berlin’s first published song? |
| A. | God Bless America |
| B. | Always |
| C. | Marie from Sunny Italy |
| D. | When I Lost You |
| Answer» D. When I Lost You | |
| 259. |
Where was Irving Berlin born? |
| A. | St. Petersburg |
| B. | Moscow |
| C. | Yekaterinburg |
| D. | Mogilyov |
| Answer» E. | |
| 260. |
In case of a trapezoidal notch fall%! |
| A. | Top length of the piers should not be less than their thickness |
| B. | Splay upstream from the notch section is 45° |
| C. | Splay downstream from the notch section is 22½° |
| D. | All the above |
| Answer» E. | |
| 261. |
Solution of Laplacian equation in three dimensions d²φ/dx² + d²φ/dy² + d²φ/dz² = 0 of water in a syphon, is done by%! |
| A. | Analytical method |
| B. | Khosla's method |
| C. | Method of relaxation |
| D. | Unwin's method |
| Answer» D. Unwin's method | |
| 262. |
The maximum rainfall depth of 300 mm in 24 hours has a return period of 100 years. The probability of 24 hours rainfall equal to or greater than 300 mm occurring at least once in 10 years is given by%! |
| A. | (0.99)10 |
| B. | 1 – (0.99)10 |
| C. | (0.9)00 |
| D. | l-(0.9)100 |
| Answer» C. (0.9)00 | |
| 263. |
If straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the area of its cross-section, is%! |
| A. | R (θ + tan θ) |
| B. | R (θ + cot θ) |
| C. | R2 (θ + tan θ) |
| D. | R2 (θ + cot θ) |
| Answer» E. | |
| 264. |
If the straight sides of a triangular section of a lined canal with circular bottom of radius D, make an angle ? with horizontal, the hydraulic mean depth is%! |
| A. | D |
| B. | D/2 |
| C. | D/3 |
| D. | D/5 |
| Answer» C. D/3 | |
| 265. |
Canals taken off from ice-fed perennial rivers, are known%! |
| A. | Permanent canals |
| B. | Ridge canals |
| C. | Perennial canals |
| D. | Inundation canals |
| Answer» D. Inundation canals | |
| 266. |
If d1 is the depth of cutting, d2 is the height of the bank from bed level r2 : 1 and r1 : 1 are the slopes in filling and cutting respectively, the horizontal distance n between the bed and bank, is%! |
| A. | x = r1 d1 |
| B. | x = r2 d2 |
| C. | x = d1 / r1 |
| D. | x = d2 / r2 |
| Answer» C. x = d1 / r1 | |
| 267. |
The most suitable section of a lined canal, is%! |
| A. | Triangular section with circular bottom for small canals |
| B. | Trapezoidal section with rounded corners for large canals |
| C. | Both (A) and (B) |
| D. | None of these |
| Answer» D. None of these | |
| 268. |
The width of a dowla is generally kept between 30 to 60 cm and its height above the road level should invariably be more than%! |
| A. | 10 cm |
| B. | 20 cm |
| C. | 30 cm |
| D. | 40 cm |
| Answer» D. 40 cm | |
| 269. |
The depth of water required to bring the soil moisture content of a given soil upto its field capacity is called%! |
| A. | hygroscopic water |
| B. | equivalent moisture |
| C. | soil moisture deficiency |
| D. | pellicular water |
| Answer» D. pellicular water | |
| 270. |
Borrow pits should preferably be located in%! |
| A. | Field on the left side of the canal |
| B. | Field on the right side of the canal |
| C. | Fields on both sides of the canal |
| D. | Central half width of the section of the canal |
| Answer» E. | |
| 271. |
The ratio of rate of change of the discharge of an outlet to the rate of change of the discharge of distributing channel is called%! |
| A. | proportionality |
| B. | flexibility |
| C. | setting |
| D. | sensitivity |
| Answer» C. setting | |
| 272. |
The ratio of average values of shear stresses produced on the bed and the banks of a channel due to flowing water is%! |
| A. | less than 1 |
| B. | equal to 1 |
| C. | greater than 1 |
| D. | equal to zero |
| Answer» D. equal to zero | |
| 273. |
The intensity of irrigation means%! |
| A. | Percentage of culturable commanded area to be irrigated annually |
| B. | Percentage of gross commanded area to be irrigated annually |
| C. | Percentage of the mean of culturable commanded area and the gross commanded area to be irrigated annually |
| D. | Total depth of water supplied by the number of waterings |
| Answer» B. Percentage of gross commanded area to be irrigated annually | |
| 274. |
For a unique design of a channel by Kennedy's theory%! |
| A. | Its breadth must only be known |
| B. | Its depth must only be known |
| C. | Its breadth and depth ratio must only be known |
| D. | All the above |
| Answer» D. All the above | |
| 275. |
According to Kennedy, the critical velocity (V‚ÇÄ) in meters in a channel is the mean velocity which keeps the channel free from silting or scouring. Its value is given by (where m is critical velocity ratio and D is the depth of the channel).%! |
| A. | V‚ÇÄ = 0.84 mD0.64 |
| B. | V‚ÇÄ = 0.55 mD0.64 |
| C. | V‚ÇÄ = 0.84 mD0.54 |
| D. | V‚ÇÄ = 0.55 mD0.54 |
| Answer» C. V‚Äö√á√Ñ = 0.84 mD0.54 | |
| 276. |
V and R are the regime mean velocity and hydraulic mean depth respectively in meters. Lacey's silt factor f is%! |
| A. | 2V¬≤/‚à ö3 R |
| B. | 3V²/4R |
| C. | 5V²/2R |
| D. | 2V²/5R |
| Answer» D. 2V¬¨‚â§/5R | |
| 277. |
The length and width of a meander and also the width of the river, vary roughly as%! |
| A. | Square root of the discharge |
| B. | Discharge |
| C. | Square of the discharge |
| D. | Cube of the discharge |
| Answer» B. Discharge | |
| 278. |
The downstream expansion head of a guide bank is extended to subtend an angle at the centre, equal to%! |
| A. | 30° |
| B. | 45° |
| C. | 60° |
| D. | 90° |
| Answer» C. 60¬¨‚àû | |
| 279. |
Attracting groynes are built%! |
| A. | Perpendicular to the bank |
| B. | Inclined down stream |
| C. | Inclined up stream |
| D. | None of these |
| Answer» C. Inclined up stream | |
| 280. |
A river bend characterized by silting%! |
| A. | scouring on concave side |
| B. | silting on convex side |
| C. | scouring on convex side and on concave side |
| D. | scouring on concave side and silting on convex side |
| Answer» E. | |
| 281. |
The runoff increases with%! |
| A. | increase in intensity of rain |
| B. | increase in infiltration capacity |
| C. | increase in permeability of soil |
| D. | all of the above |
| Answer» B. increase in infiltration capacity | |
| 282. |
Vertical drop fall is satisfactory for a height upto%! |
| A. | 0.5 m |
| B. | 1.5 m |
| C. | 3.5 m |
| D. | 5.0 m |
| Answer» C. 3.5 m | |
| 283. |
To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls%! |
| A. | Of R.C.C. or steel plate 8 cm thick |
| B. | Of height ⅓rd to ¼th the depth of water in the main canal |
| C. | Spaced at interval of 1¬Ω times their heights |
| D. | All the above |
| Answer» E. | |
| 284. |
Main purpose of mean water training for rivers is%! |
| A. | Flood control |
| B. | To provide sufficient depth of water in navigable channels, during low water periods |
| C. | To preserve the channel in good shape by efficient disposal of suspended and bed load |
| D. | All of the above |
| Answer» D. All of the above | |
| 285. |
The depth of the crest of a scouring sluice below the crest of a head regulator, is generally kept%! |
| A. | 0.20 m |
| B. | 1.20 m |
| C. | 2.20 m |
| D. | 3.20 m |
| Answer» C. 2.20 m | |
| 286. |
The relation between probability (P) and recurrence interval (T) is given by%! |
| A. | PT = 1 |
| B. | PT2 = 1 |
| C. | P/T = 1 |
| D. | P/T2 = 1 |
| Answer» B. PT2 = 1 | |
| 287. |
As per Lacey’s theory, the silt factor is%! |
| A. | directly proportional to average par¬ticle size |
| B. | inversely proportional to average par¬ticle size |
| C. | directly proportional to square root of average particle size |
| D. | not related to average particle size |
| Answer» D. not related to average particle size | |
| 288. |
A current meter is used to measure the%! |
| A. | velocity of flow of water |
| B. | depth of flow of water |
| C. | discharge |
| D. | none of the above |
| Answer» B. depth of flow of water | |
| 289. |
Lane's weighted creep theory assumes%! |
| A. | Equal weightage to horizontal and vertical creeps |
| B. | Double weightage to horizontal creep and one weightage to vertical creep |
| C. | Triple weightage to horizontal creep and one weightage to vertical creep |
| D. | Triple weightage to vertical creep and one weightage to horizontal creep |
| Answer» E. | |
| 290. |
The duty is largest%! |
| A. | at the head of water course |
| B. | on the field |
| C. | at the head of a main canal |
| D. | same at all places |
| Answer» C. at the head of a main canal | |
| 291. |
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. | Surface slope of streams above the levied portion |
| Answer» E. | |
| 292. |
*$_To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls? |
| A. | Of R.C.C. or steel plate 8 cm thick |
| B. | Of height ⅓rd to ¼th the depth of water in the main canal |
| C. | Spaced at interval of 1¬Ω times their heights |
| D. | All the above |
| Answer» E. | |
| 293. |
*$_As per Lacey’s theory, the silt factor is? |
| A. | directly proportional to average par¬ticle size |
| B. | inversely proportional to average par¬ticle size |
| C. | directly proportional to square root of average particle size |
| D. | not related to average particle size |
| Answer» D. not related to average particle size | |
| 294. |
*$_The depth of the crest of a scouring sluice below the crest of a head regulator, is generally kept? |
| A. | 0.20 m |
| B. | 1.20 m |
| C. | 2.20 m |
| D. | 3.20 m |
| Answer» C. 2.20 m | |
| 295. |
*$_Main purpose of mean water training for rivers is? |
| A. | Flood control |
| B. | To provide sufficient depth of water in navigable channels, during low water periods |
| C. | To preserve the channel in good shape by efficient disposal of suspended and bed load |
| D. | All of the above |
| Answer» D. All of the above | |
| 296. |
*$_The relation between probability (P) and recurrence interval (T) is given by? |
| A. | PT = 1 |
| B. | PT2 = 1 |
| C. | P/T = 1 |
| D. | P/T2 = 1 |
| Answer» B. PT2 = 1 | |
| 297. |
*/*_The ratio of average values of shear stresses produced on the bed and the banks of a channel due to flowing water is? |
| A. | less than 1 |
| B. | equal to 1 |
| C. | greater than 1 |
| D. | equal to zero |
| Answer» D. equal to zero | |
| 298. |
*/*_The downstream expansion head of a guide bank is extended to subtend an angle at the centre, equal to? |
| A. | 30° |
| B. | 45° |
| C. | 60° |
| D. | 90° |
| Answer» C. 60¬¨‚àû | |
| 299. |
*/*_V and R are the regime mean velocity and hydraulic mean depth respectively in meters. Lacey's silt factor f is? |
| A. | 2V¬≤/‚à ö3 R |
| B. | 3V²/4R |
| C. | 5V²/2R |
| D. | 2V²/5R |
| Answer» D. 2V¬¨‚â§/5R | |
| 300. |
*/*_According to Kennedy, the critical velocity (V‚ÇÄ) in meters in a channel is the mean velocity which keeps the channel free from silting or scouring. Its value is given by (where m is critical velocity ratio and D is the depth of the channel).? |
| A. | V‚ÇÄ = 0.84 mD0.64 |
| B. | V‚ÇÄ = 0.55 mD0.64 |
| C. | V‚ÇÄ = 0.84 mD0.54 |
| D. | V‚ÇÄ = 0.55 mD0.54 |
| Answer» C. V‚Äö√á√Ñ = 0.84 mD0.54 | |