Eleven bogies of a Rajdhani Express train bound for Ahmedabad derailed between Sirohi and Banas station near the border with Gujarat early this morning, police said.Five passengers of the Delhi-Ahmedabad Rajdhani were slightly injured when the accident happened around 0555 hrs, SP, Sirohi, Rani Mittal said.The derailment may have occurred due to a snapped"(broken) track, officials said.The train was going at top speed when the driver felt two heavy jerks, after which he applied the brakes, they said. Only the engine and guard coaches did not derail.Emergency services from Ahmedabad, Ajmer and Jaipur have been rushed to the spot. Railway officials have also reached the site.Passengers will be ferried by buses to Abu Road station, from where they will be taken to Ahmedabad.