https://byjus.com/questions/the-formula-used-to-find-the-pressure-on-a-swimmer-h-metres-below-the-surface-of-a-lake-is-where- pa-فشار-اتمسفر است/
https://byjus.com/questions/the-formula-used-to-find-the-pressure-on-a-swimmer-h-metres-below-the-surface-of-a-lake-is-where- pa-فشار-اتمسفر است/