20. Heat and Temperature
Temperature
9:19 minutes
Problem 17.48
Textbook Question
Textbook Question(II) A helium balloon rises because of a buoyant force. By what percentage does the buoyant force on a helium balloon change if the temperature of the helium is increased from 15°C to 25°C while the temperature of the surrounding air is unchanged? Assume that the pressure of the helium remains constant.
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