JEE Main & Advanced
Sample Paper
JEE Main - Mock Test - 24
question_answer
Two soap bubbles of radii \[{{r}_{1}}\,\,and\,\,{{r}_{2}}\] equal to 4 cm and 5 cm are touching each other over a common surface \[{{S}_{1}}{{S}_{2}}\] (show in figure). Its radius will be