Railway Engineering

A. 10 mm
B. 64 mm
C. 85 mm
D. 65 mm

A. 70/R
B. 52.5/R
C. 35/R
D. 105/R
where R is radius of curve

A. 75 mm
B. 90 mm
C. 140 mm
D. 165 mm

A. 40 mm
B. 50 mm
C. 75 mm
D. 100 mm

A. G/8
B. G/10
C. G/12
D. G/15

where G is the gauge

A. 55 mm
B. 65 mm
C. 75 mm
D. l00 mm

A. wooden sleepers
B. concrete sleepers
C. CST-9 sleepers
D. steel trough sleepers

A. cast steel
B. mild steel
C. cast iron
D. spring steel

A. dog spike
B. rail screw
C. elastic spike
D. round spike

A. 51
B. 62
C. 70
D. 78