Physics · 2022
JEE Main · 27 July 2022, Shift 2 · Q58
A spherical soap bubble of radius 3 cm is formed inside another spherical soap bubble of radius 6 cm. If the internal pressure of the smaller bubble…
A spherical soap bubble of radius $\displaystyle 3$ cm is formed inside another spherical soap bubble of radius $\displaystyle 6$ cm. If the internal pressure of the smaller bubble of radius $\displaystyle 3$ cm in the above system is equal to the internal pressure of the another single soap bubble of radius r cm. The value of r is \_\_\_\_.
Official answer
2
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.