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  

 

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 – r = n²(h²/4π²mke²)