What is the greatest height from which the child could drink

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Reference no: EM13300807

A drinking straw 20 cm long and 3.0 mm in diameter stands vertically in a cup of juice 8.0 cm in diameter. A section of straw 7.0 cm long extends above the juice. A child sucks on the straw, and the level of juice in the glass begins dropping at 0.23 cm/s.

a) By how much does the pressure in the child's mouth differ from atmospheric pressure?

b) What is the greatest height from which the child could drink, assuming this same mouth pressure?

Reference no: EM13300807

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