Civil Engineering MCQs

Page No. 132

The formation width for a railway track depends on the_________________? 0 i) type of gauge ii) number of tracks to be laid side by side iii) slope of sides of embankment or cutting The correct answer is?


aonly (i)


b both (i) and (ii)


c both (i) and (iii)


d (i), (ii) and (iii)


View Answer both (i) and (ii)

Which of the following factors govern the choice of the gauge ? 0 i) volume and nature of traffic ii) speed of train iii) physical features of the country The correct answer is ?


a only (i)


bboth (i) and (ii)


cboth (ii) and (iii)


d(i), (ii) and (iii)


View Answer (i), (ii) and (iii)

The following tests are conducted for rails _________________? 0 i) falling weight test ii) tensile test iii) hammer test The compulsory tests are?


aonly (i)


bonly (i)


c(ii) and (iii)


d(ii) and (iii)


View Answer only (i)

Two important constituents in the com-position of steel used for rail are_________________?


a carbon and silicon


b manganese and phosphorous


ccarbon and manganese


dcarbon and sulfur


View Answer carbon and manganese

The rail is designated by its__________________?


a length


bweight


ccross-section


dweight per unit length



The standard length of rail for Broad Gauge and Meter Gauge are respectively __________________?


a12 m and 12 m


b12 m and 13 m


c 13 m and 12 m


d13 m and 13 m


View Answer 13 m and 12 m

Largest percentage of material in the rail is in its__________________?


ahead


bweb


cfoot


dhead and foot both


View Answer head

The cross-sectional area of 52 kg flat footed rail is_________________?


a6155 mm2


b6615 mm2


c7235 mm2


d7825 mm2


View Answer 6615 mm2

Tensile strength of steel used in rails should not be less than____________________?


a450 MPa


b 500 MPa


c700 MPa


d850 MPa


View Answer 700 MPa

60 R rails are mostly used in__________________?


aBroad Gauge


bMetre Gauge


cNarrow Gauge


dnone of the above


View Answer Metre Gauge

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