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By sucking through a straw,a boy can reduce the pressure in his lungs to 750mm of Hg.Using a straw he can drink water from a maximum depth.(density of mercury=13.6kg/m) 13.6cm 1.36cm 10cm 0.13cm

Answer» By sucking through a straw,a boy can reduce the pressure in his lungs to 750mm of Hg.Using a straw he can drink water from a maximum depth.(density of mercury=13.6kg/m) 13.6cm 1.36cm 10cm 0.13cm


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