270) The steepest gradient permissible on a 2.5° curve for Broad Gauge line having ruling gradient of 1 in 200 is

271) Normally maximum cant permissible in Meter Gauge is

272) Cant deficiency occurs when a vehicle travels around a curve at

273) The compensation for curvature on gradient for Meter Gauge is given by [where R is radius of curve.]

274) The shape of transition curve used by Indian Railways is