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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A soap bubble is being blown on a tube of radius 1 cm. The surface tension of the soap solution is 0.05 N/m and the bubble makes an angle of 60 o with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :

A soap bubble is being blown on a tube of radius 1 cm. The surface tension of the soap solution is 0.05 N/m and the bubble makes an angle of 60 o with the tube as shown. The excess of pressure over the atmospheric pressure in the tube is :

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.