MCQOPTIONS
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MCQOPTIONS
This section includes 176 Mcqs, each offering curated multiple-choice questions to sharpen your Surveying knowledge and support exam preparation. Choose a topic below to get started.
| 151. |
If absolute levels of rails at the consecutive axles A, B, and C separated by 1.8 metres are 100.505 m, 100.530 m, and 100.525 m respectively, the unevenness of rails, is |
| A. | 0.065 m |
| B. | 0.055 m |
| C. | 0.045 m |
| D. | 0.035 m |
| Answer» B. 0.055 m | |
| 152. |
The rail section which is not used on Indian Broad Gauge tracks, is |
| A. | 35 R |
| B. | 40 R |
| C. | 45 R |
| D. | 55 R |
| Answer» C. 45 R | |
| 153. |
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. | |
| 154. |
If S is cant deficiency in centimetres and V is maximum permissible speed in km p.h,, the maximum length of transition curves, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 155. |
If D is distance between centres of two parallel track of gauge G, then, total length of cross-over (from the point of commencement to the point of termination) with an intermediate straight portion and N crossing, is given by |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» D. D | |
| 156. |
The difference in the lengths of two diagonals of a rail diamond is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 157. |
If L is length of a rail and R is the radius of a curve, the versine h for the curve, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» D. D | |
| 158. |
If L1 and L2 are actual and theoretical lengths of a tongue rail, d is heel divergence and t is thickness of tongue rail at toe, the switch angle α is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 159. |
In Indian railways, the ratio of axle load and weight of rail, is |
| A. | 312 |
| B. | 412 |
| C. | 512 |
| D. | 600 |
| Answer» D. 600 | |
| 160. |
The standard dimensions of a wooden sleeper for a B.G. railway track are |
| A. | 2.74 m x 25 cm x 13 cm |
| B. | 1.83 m x 20 cm x 11 cm |
| C. | 1.52 m x 15 cm x 10 cm |
| D. | 1.75 cm x 20 cm x 12 cm |
| Answer» B. 1.83 m x 20 cm x 11 cm | |
| 161. |
To prevent creep in rails, the steel sleepers are fixed with rails by clips, bolts and |
| A. | one key |
| B. | two keys |
| C. | three keys |
| D. | four keys. |
| Answer» E. | |
| 162. |
The standard width of ballast for M.G. track in Indian Railways, is kept |
| A. | 3.35 m |
| B. | 3.53 m |
| C. | 2.30 m |
| D. | 2.50 m |
| Answer» D. 2.50 m | |
| 163. |
If a is average number of peaks more than 10 mm of uneveness per kilometre, b is average number peaks more than 6 mm for gauge variation per kilometre and c is average number of peaks more than 2 mm twist per metre, then composite current recording index (I c ), as recommended by Indian Northern Railways, is |
| A. | I c = 10 - a - b - c /4 |
| B. | I c = 20 - a - b - c /4 |
| C. | I c = 30 - a - b - c /4 |
| D. | I c = 40 - a - b - c /4 |
| Answer» E. | |
| 164. |
On a single line track, 10 goods trains loaded with iron ore run from A to B and empty wagons return from B to A daily. Amount of creep of the rails will be |
| A. | zero |
| B. | more in the direction A to B |
| C. | more in the direction B to A |
| D. | none of these. |
| Answer» C. more in the direction B to A | |
| 165. |
An extra 7.5 cm ballast width is not provided on outer side on a curve, if its degree is |
| A. | 6° |
| B. | 5° |
| C. | 4° |
| D. | 3° |
| Answer» E. | |
| 166. |
Spacing of sleepers |
| A. | throughout the length of a rail is kept uniform |
| B. | near rail joints, is kept closer |
| C. | at the middle of rails, is kept closer |
| D. | none of these. |
| Answer» D. none of these. | |
| 167. |
Main disadvantage of steel sleepers, is : |
| A. | it gets rusted quickly |
| B. | its lugs some times get broken |
| C. | its lugs some times get split |
| D. | all the aboye. |
| Answer» E. | |
| 168. |
Advantage of automatic signalling, is: |
| A. | increased safety |
| B. | reduction in delays |
| C. | increase in track capacity |
| D. | all the above. |
| Answer» E. | |
| 169. |
A turn-in-curve is defined as |
| A. | a curve introduced between two straights |
| B. | a reverse curve |
| C. | a reverse curve introduced in continuity of a turn out |
| D. | a spiral transition curve. |
| Answer» D. a spiral transition curve. | |
| 170. |
In a railway track, permissible gauge with tolerance under loaded condition, is |
| A. | G + 0.1 mm |
| B. | G + 1.5 mm |
| C. | G - l.O mm |
| D. | G - 1.5mm |
| Answer» C. G - l.O mm | |
| 171. |
On Indian Railways, angle of crossing between gauge faces of Vee, is generally calculated by |
| A. | Cole's method |
| B. | Centre line method |
| C. | Isosceles triangle method |
| D. | both ( a ) and ( b ) |
| Answer» B. Centre line method | |
| 172. |
Monnier, the inventor of R.C.C., suggested the introduction of reinforced cement concert sleepers for the railways in |
| A. | 1857 |
| B. | 1867 |
| C. | 1877 |
| D. | 1887 |
| Answer» D. 1887 | |
| 173. |
A triangle used for turning the face of locomotives, consists of |
| A. | three turn outs |
| B. | one turn out and two splits |
| C. | two turn outs and one split |
| D. | three splits. |
| Answer» D. three splits. | |
| 174. |
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 | |
| 175. |
If D is distance between centres of two parallel track of gauge G , then, total length of cross-over (from the point of commencement to the point of termination) with an intermediate straight portion and N crossing, is given by |
| A. | DN + G ( N + 1 + N 2 ) |
| B. | DN + G ( 2N + 1 + N 2 ) |
| C. | DN + G ( 3N + 1 + N 2 ) |
| D. | DN + G ( 4N + l + N 2 ) |
| Answer» D. DN + G ( 4N + l + N 2 ) | |
| 176. |
If absolute levels of rails at the consecutive axles A , B , and C separated by 1.8 metres are 100.505 m, 100.530 m, and 100.525 m respectively, the unevenness of rails, is |
| A. | 0.065 m |
| B. | 0.055 m |
| C. | 0.045 m |
| D. | 0.035 m |
| Answer» B. 0.055 m | |