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.
| 101. |
Cast iron sleeper, is |
| A. | pot sleeper |
| B. | box sleeper |
| C. | Duplex sleeper |
| D. | All the above. |
| Answer» E. | |
| 102. |
For flat bottom sleepers, maximum size of ballast, is |
| A. | 50 mm |
| B. | 40 mm |
| C. | 33 mm |
| D. | 25 mm |
| Answer» B. 40 mm | |
| 103. |
Maximum cant deficiency prescribed on Indian Board Gauge Railways, is |
| A. | 40 mm |
| B. | 50 mm |
| C. | 75 mm |
| D. | 100 mm |
| Answer» E. | |
| 104. |
If the stock rails are B.H. rails, the type of switch generally provided, is |
| A. | articulated |
| B. | undercut |
| C. | over riding |
| D. | straight cut. |
| Answer» E. | |
| 105. |
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 | |
| 106. |
The tread of wheels is provided an outward slope of |
| A. | 1 in 10 |
| B. | 1 in 15 |
| C. | 1 in 20 |
| D. | 1 in 25 |
| Answer» D. 1 in 25 | |
| 107. |
For even distribution of load through ballast, load dispersal is assumed as |
| A. | 30° to the vertical |
| B. | 45° to the vertical |
| C. | 60° to the vertical |
| D. | none of these. |
| Answer» C. 60° to the vertical | |
| 108. |
Distance between inner faces of the flanges, is kept |
| A. | equal to the gauge distance |
| B. | slightly less than the gauge distance |
| C. | slightly more than the gauge distance |
| D. | none of these. |
| Answer» C. slightly more than the gauge distance | |
| 109. |
Weight and cross section of the rails are decided on |
| A. | gauge of tracks |
| B. | speed of trains |
| C. | spacing of sleepers |
| D. | all the above. |
| Answer» E. | |
| 110. |
The standard dimensions of a wooden sleeper for M.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 m x 20 cm x 12 cm |
| Answer» C. 1.52 m x 15 cm x 10 cm | |
| 111. |
Charles Vignoles invented the flat footed rails in |
| A. | 1814 |
| B. | 1836 |
| C. | 1846 |
| D. | 1856 |
| Answer» C. 1846 | |
| 112. |
If D is the distance between the parallel sidings and β is the limiting angle of crossings, the distance between the noses of crossing measured parallel to the main track, is |
| A. | D sin β |
| B. | D cot β |
| C. | D tan β |
| D. | D sec β |
| Answer» C. D tan β | |
| 113. |
Width of the top portion of a flat footed, rail, is |
| A. | 69.85 mm |
| B. | 63.50 mm |
| C. | 66.77 mm |
| D. | 136.52 mm |
| Answer» D. 136.52 mm | |
| 114. |
30 m long rails are used in |
| A. | India |
| B. | Pakistan |
| C. | Russia |
| D. | U.S.A. |
| Answer» E. | |
| 115. |
The standard width of ballast for B.G.track in Indian Railways, is kept |
| A. | 3.35 m |
| B. | 3.53 m |
| C. | 2.35 m |
| D. | 2.53 m |
| Answer» B. 3.53 m | |
| 116. |
Ballast packed below and around the sleepers to transfer the load from sleepers to formation, generally consists of |
| A. | broken stones |
| B. | gravels |
| C. | moorum |
| D. | all the above. |
| Answer» E. | |
| 117. |
Boxing of ballast is done |
| A. | under rails |
| B. | at the rails |
| C. | in between two rails |
| D. | in between two sleepers. |
| Answer» C. in between two rails | |
| 118. |
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. | |
| 119. |
Heel of crossing is the line joining |
| A. | ends of splice rail and point rail |
| B. | ends of lead rails butting the crossing |
| C. | ends of wing rails |
| D. | throat and actual nose of crossing. |
| Answer» B. ends of lead rails butting the crossing | |
| 120. |
If w is width of sleepers, s is sleeper spacing and d is depth of ballast then |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 121. |
Check rails are provided on inner side of inner rails if sharpness of a B.G. curve, is more than |
| A. | 3° |
| B. | 5° |
| C. | 6° |
| D. | 8° |
| Answer» E. | |
| 122. |
Bull headed rails are generally provided on |
| A. | points and crossing |
| B. | straight tangents |
| C. | curved tracks |
| D. | metre gauge tracks |
| Answer» B. straight tangents | |
| 123. |
In railways a triangle is mainly provided for |
| A. | diverting trains from the main line to branch line |
| B. | crossing over between parallel tracks |
| C. | changing direction of engines through 180° |
| D. | shunting wagons in yards. |
| Answer» D. shunting wagons in yards. | |
| 124. |
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 | |
| 125. |
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 (Ic), as recommended by Indian Northern Railways, is |
| A. | Ic = 10 - a - b - c/4 |
| B. | Ic = 20 - a - b - c/4 |
| C. | Ic = 30 - a - b - c/4 |
| D. | Ic = 40 - a - b - c/4 |
| Answer» E. | |
| 126. |
If D is the distance between the parallel sidings and α is the angle of crossing, the distance between the noses of crossing measured parallel to the gathering line, is |
| A. | D tan α |
| B. | D cot α |
| C. | D sin α |
| D. | D cos α |
| Answer» C. D sin α | |
| 127. |
Best wood for wooden sleepers is |
| A. | chir |
| B. | deodar |
| C. | sal |
| D. | teak |
| Answer» E. | |
| 128. |
By interchanging gibs and cotters of a pot sleeper, gauge may be slackened by |
| A. | 1.2 mm |
| B. | 2.2 mm |
| C. | 3.2 mm |
| D. | 4.2 mm |
| Answer» D. 4.2 mm | |
| 129. |
For providing the required tilt of rails, adazing of wooden sleepers, is done for |
| A. | bull headed rails |
| B. | double headed rails |
| C. | flat footed rails |
| D. | any type of rails |
| Answer» D. any type of rails | |
| 130. |
In India, metre gauge permanent way was adopted in |
| A. | 1855 |
| B. | 1860 |
| C. | 1866 |
| D. | 1871 |
| Answer» E. | |
| 131. |
For points and crossings, maximum size of ballast, is |
| A. | 50 mm |
| B. | 40 mm |
| C. | 30 mm |
| D. | 25 mm |
| Answer» E. | |
| 132. |
The factor for deciding the type of sleeper, is |
| A. | easy fixing and removal of rails |
| B. | provision of sufficient bearing area for rails |
| C. | initial and maintenance costs |
| D. | all the above. |
| Answer» E. | |
| 133. |
The main function of sleepers, is |
| A. | to support rails |
| B. | to hold rails at correct gauge |
| C. | to distribute load from the rails to ballast |
| D. | all the above. |
| Answer» E. | |
| 134. |
Anti-creep anchors are fixed to rails by |
| A. | wedging |
| B. | spring grip |
| C. | clamping |
| D. | all the above. |
| Answer» E. | |
| 135. |
Each block of a two-block concrete sleeper is |
| A. | 722 mm x 295 mm x 271 mm and 215 kg in weight |
| B. | 250 mm x 154 mm x 196 mm and 260 kg in weight |
| C. | 525 mm x 350 mm x 275 mm and 280 kg in weight |
| D. | none of these. |
| Answer» B. 250 mm x 154 mm x 196 mm and 260 kg in weight | |
| 136. |
On Indian Railways, the approximate weight of a rail section is determined from the formula |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» D. D | |
| 137. |
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. | |
| 138. |
A scissors cross-over consists of |
| A. | two pairs of points, four acute angle crossings and two obtuse angle crossings |
| B. | four pairs of points, four acute angle crossings and four obtuse angle crossings |
| C. | four pairs of points, six acute angle crossings and two obtuse angle crossings |
| D. | two pairs of points, six acute angle crossings and four obtuse angle crossings. |
| Answer» D. two pairs of points, six acute angle crossings and four obtuse angle crossings. | |
| 139. |
If S and H are strength and hardness index of a timber at 12% moisture content, the composite sleeper index, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 140. |
Minimum packing space provided between two sleepers, is between |
| A. | 20 to 25 cm |
| B. | 25 to 30 cm |
| C. | 30 to 35 cm |
| D. | 35 to 40 cm |
| Answer» D. 35 to 40 cm | |
| 141. |
If sleeper density is M + 7 for 13 m rails, the minimum depth of ballast under wooden sleepers (25 cm x 13 cm), is |
| A. | 15 cm |
| B. | 20 cm |
| C. | 25 cm |
| D. | 30 cm |
| Answer» C. 25 cm | |
| 142. |
Rail section first designed on Indian railways, was |
| A. | double headed |
| B. | bull headed |
| C. | flat footed |
| D. | (a) and (b) simultaneously |
| Answer» B. bull headed | |
| 143. |
A triangle of railway consists of |
| A. | three turn outs |
| B. | one turn out and two diamonds |
| C. | two turn outs and one split |
| D. | one turn out, one split and one diamond. |
| Answer» D. one turn out, one split and one diamond. | |
| 144. |
Pot sleepers are in the form of |
| A. | a number of bowls connected together with a tie bar |
| B. | two bowls placed under each rail and connected together with a tie bar |
| C. | two bowls placed under two rails and the one between the rails |
| D. | none of these. |
| Answer» C. two bowls placed under two rails and the one between the rails | |
| 145. |
According to Railway Board, no diamond crossing should be flatter than |
| A. | 1 in 6 |
| B. | 1 in 8.5 |
| C. | 1 in 12 |
| D. | 1 in 16 |
| Answer» C. 1 in 12 | |
| 146. |
To achieve best performance, the type of switch preferred to, is |
| A. | undercut switch |
| B. | straight-cut switch |
| C. | overriding switch |
| D. | both (a) and (b) |
| Answer» D. both (a) and (b) | |
| 147. |
To prevent percolation of water into formation, moorum is used as a blanket for |
| A. | black cotton soil |
| B. | sandy soil |
| C. | clayey soil |
| D. | all the above. |
| Answer» B. sandy soil | |
| 148. |
Distance between the inner rail and check rail provided on sharp curve, is |
| A. | 40 mm |
| B. | 42 mm |
| C. | 44 mm |
| D. | 46 mm |
| Answer» D. 46 mm | |
| 149. |
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 |
| Answer» D. 7.096 m | |
| 150. |
The grade compensation on B.G. tracks on Indian Railways, is |
| A. | 0.02% |
| B. | 0.03% |
| C. | 0.04% |
| D. | 0.05% |
| Answer» D. 0.05% | |