Murray Denis Ward (54) was arrested on Sunday for inappropriately touching the minor inmates on September 2.
Police said that the accused's phone and laptop were seized by the Cyber Cell and their contents were being examined.
Some objectionable clips were found in them and we are verifying whether the clips also feature the victims, said a senior police officer.
"During the investigation, it was found that the accused was in touch with 28 other students of the institute and would often send them messages with sexual references. He used to interact with the students through a specially designed mobile application for the visually impaired," he said.
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A caretaker of the institute had made a short video of the accused and has handed it over to the police.
Ward reportedly told the police that he was educating the inmates about sexual intercourse.
It is being probed whether the British national was part of any group involved in sharing material pertaining to paedophilia, said another officer.
Ward, a native of Gloucestershire, the United Kingdom, had been working with Sterlite Technology Limited in Gurgaon till April.
He had suffered a paralytic attack in February and has been under treatment since then. He was staying alone here while his family is in the UK.
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