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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > There is an air bubble of radius 1.0 mm in a liquid of surface tension 0.075 N/m and density 1000 kg/m ^ 3 The bubble is at a depth of 10 cm below the free surface. By what amount is the pressure inside the bubble greater than the atmospheric pressure? (Take g = 9.8 m/s 2 )

There is an air bubble of radius 1.0 mm in a liquid of surface tension 0.075 N/m and density 1000 kg/m ^ 3 The bubble is at a depth of 10 cm below the free surface. By what amount is the pressure inside the bubble greater than the atmospheric pressure? (Take g = 9.8 m/s 2 )

each of radius 2 mm fall through aiir at a terminal velocity of 8 cm/s. If they coalesce to form a single drop n drops of water then the terminal velocity of the combined drop is 32 cm/s. Find n.