The radius of the nth orbit in the Bohr model of a hydrogen atom is proportional to Class 12th Physics, Question Paper 2023:The radius of the nth orbit in the Bohr model of a hydrogen atom is proportional to By Komal Kohli - March 6, 2023 These are the options for the question :The radius of the nth orbit in the Bohr model of a hydrogen atom is proportional to The correct answer is -(B)