A diver 32.0 m deep in 8.00 degc fresh water exhales a 1 cm, Ask an Expert

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Q. A diver 32.0 m deep in 8.00 °C fresh water exhales a 1 cm diameter bubble. What is the bubble's diameter just as it reaches the surface of the lake, where water temperature is 25°C? Hint: suppose the air bubble is always in thermal equilibrium with the surrounding water.

Q. When two resistors are connected in series, the total resistance is 108ohms, when connected in parallel the equivalent resistance is 24 ohms, what is the value of each unit?

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