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By sucking through a straw a student can reduce the pressure in his lungs to 750 mm of Hg density 13.6 gcm3 Using the straw he can drink water from glass upto max. depth of |
| Answer» By sucking through a straw a student can reduce the pressure in his lungs to 750 mm of Hg density 13.6 gcm3 Using the straw he can drink water from glass upto max. depth of | |