List of top Architecture, Planning and Design Questions on Accessibility

In India, as per the Rights of Persons with Disabilities Act, 2016, which of the following plans represent(s) tactile tile(s) for assisting mobility of visually impaired persons?
Which one of the following Universal Design principles aims to “minimise hazards and the adverse consequences of accidental or unintended actions”?
As per the National Building Code of India, 2016, the minimum clear opening width of a doorway to allow single wheelchair access, is _________ mm.