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7.

Minimum depth of ballast cushion for a Broad Gauge wooden sleeper of size 275x25x13 cm with 75cm sleeper spacing is                        
A. 15 cm B. 20 cm
C. 25 cm D. 30cm



8.

Number of switches provided on a Gaunt-letted track is                        
A. 1 B. 2
C. 3 D. none of the above



9.

Standard size of wooden sleeper for Broad Gauge track is                        
A. 275x25x13cm B. 180x20x11.5 cm
C. 225x23x13 cm D. 250x26x12 cm




10.

The correct relation between curve lead (CL), switch lead (SL) and lead of cros¬sing (L) is given by                        
A. CL = L - SL B. L =CL-SL
C. SL = L + CL D. L = (CL+SL)/2



11.

The rail is designated by its                        
A. length B. weight
C. cross-section D. weight per unit length



12.

The standard length of rail for Broad Gauge and Meter Gauge are respectively                        
A. 12 m and 12 m B. 12 m and 13 m
C. 13 m and 12 m D. 13 m and 13 m



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