The 17-year-old victim alleged that the PhD student sexually assaulted him at the Shrimad Dayanand Vedarsh Mahavidyalaya Nyas on September 4.
The police said they are probing the allegations and questioning the accused.
The incident comes after British national Murray Denis Ward, a frequent visitor to the National Association For The Blind (NAB), was arrested on Sunday for inappropriately touching three minor inmates on September 2.