ABC News, Kathmandu :Strong tremors were felt also in New Delhi and other northern cities in India.At least 35 people were known to have died in India, including 17 in the eastern state of Bihar, while buildings in the capital New Delhi had to be evacuated.Laxman Singh Rathore, director-general of the Indian Meteorological Department, told reporters that the impact had been felt across large areas of the country.”The intensity was felt in entire north India. More intense shocks were felt in eastern UP (Uttar Pradesh) and Bihar, equally strong in sub-Himalayan West Bengal, Sikkim,” he said.Mr Rathore said that a second tremor of magnitude 6.6 had been recorded around 20 minutes later and centred around the same region. Indian prime minister Narendra Modi said in a tweet: “We are in the process of finding more information and are working to reach out to those affected, both at home and in Nepal”.A police officer in the control room of the Indian state of Bihar said the phone lines were jammed with callers from across the heavily populated state.”We don’t know about the casualties, we are flooded with calls,” the officer said.China’s official Xinhua news agency said that five people, including an 83-year-old woman, were killed in the Tibet region as a result of the quake.