231) The width of foot for 90 R rail section is

232) The height of the rail for 52 kg rail section is

233) The formation width for a railway track depends on the 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

234) The formation width for a single line meter gauge track in embankment as adopted on Indian Railways is

235) The side slope of embankments for a railway track is generally taken as