JEE Main & Advanced
Chemistry
Structure of Atom / परमाणु संरचना
Question Bank
Numerical Value Type Questions - Atomic Structure
question_answer
Calculate the circumference of the 4th Bohr orbit for an electron travelling with a velocity of \[2.19\,\,\times \,\,{{10}^{6}}\,m\,/\,s.\] Give your answer as multiple of \[{{10}^{10}}.\]