Ajit Mishra, vice president, Research, Religare Broking, answers your queries.
The Hinduja Group, Mukesh Ambani, Murugappa, and the Adani groups were the other gainers in the Modi regime, while Naveen Jindal and Sun Pharma groups saw the most erosion in their m-cap in the last five years, reports Krishna Kant.
Over 250 passengers have been rescued, a railway official said.