civil engineering MCQs – Page 208

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs

4141. Which of the following factors govern the choice of the gauge ?
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A. volume and nature of traffic

B. speed of train

C. correct answer is ?

D. ) physical features of the country</strong>

4142. Wear of rails is maximum in weight of___________________?
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A. sharp curve

B. tangent track

C. coastal area

D. tunnels

4143. When the rail ends rest on a joint sleeper, the joint is termed as_________________?
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A. suspended rail joint

B. bridge joint

C. base joint

D. supported rail joint

4144. Consider the following statements about concrete sleepers_________________?
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A. They render transportation easy.

B. They have good scrap value.

C. They maintain the gauge quite satisfactorily.Of these statements </strong>

D. They improve the track modulus.

4145. Due to battering action of wheels over the end of the rails, the rails get bent down and are deflected at ends. These rails are called_________________?
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A. corrugated rails

B. hogged rails

C. roaring rails

D. buckled rails

4146. The standard length of rail for Broad Gauge and Meter Gauge are respectively __________________?
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A. 13 m and 13 m

B. 12 m and 13 m

C. 13 m and 12 m

D. 12 m and 12 m

4147. Lead of crossing is the distance from the_________________?
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A. heel of the switch to the theoretical nose of the crossing

B. toe of the switch to the theoretical nose of crossing

C. toe of the switch to the actual nose of crossing

D. heel of the switch to the toe of the switch

4148. 52 kg rails are mostly used in__________________?
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A. Broad Gauge

B. Meter Gauge

C. Narrow Gauge

D. both (A) and (B)

4149. The cross-sectional area of 52 kg flat footed rail is_________________?
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A. 7825 mm2

B. 7235 mm2

C. 6615 mm2

D. 6155 mm2

4150. Normally maximum cant permissible in Meter Gauge is__________________?
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A. 75 mm

B. 165 mm

C. 140 mm

D. 90 mm

4151. Composite sleeper index is the index of___________________?
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A. wear resistance and hardness

B. strength and toughness

C. hardness and strength

D. toughness and wear resistance

4152. The steepest gradient permissible on a 2.5 curve for Broad Gauge line having ruling gradient of 1 in 200 is___________________?
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A. 1 in 222

B. 1 in 235

C. 1 in 250

D. 1 in 275

4153. In a B.G. railway track, the specified ruling gradent is 1 in 250. The horizontal curve of 3 on a gradient of 1 in 250 will have the permissible gradient of__________________?
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A. 1 in 512

B. 1 in 257

C. 1 in 457

D. 1 in 357

4154. Number of switches provided on a Gaunt-letted track is_______________?
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A. 2

B. 3

C. 1

D. none of the above

4155. Yellow lighthand signal indicates____________________?
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A. proceed

B. proceed cautiously

C. none of the above

D. stop

4156. The side slope of embankments for a railway track is generally taken as______________?
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A. 1:01

B. 2:1

C. 1.5:1

D. 1:02

4157. If a is the angle of crossing, then the number of crossings N according to right angle method is given by_________________?
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A. cot(A)

B. Vi cot(cc/2)

C. Vi cosec(a/2)

D. cot(oc/2)

4158. Cant deficiency occurs when a vehicle travels around a curve at_________________?
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A. speeds lower than equilibrium speed

B. equilibrium speed

C. booked speed

D. speeds higher than equilibrium speed

4159. The load on each axle of a locomotive is 22 tonnes. If the coefficient of friction is 0.2, then the hauling capacity due to 3 pairs of driving wheels will be________________?
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A. 6.61

B. 13.21

C. 26.41

D. 19.81

4160. The rail is designated by its__________________?
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A. length

B. cross-section

C. weight

D. weight per unit length

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