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(a) The tube of a mercury thermometer has an inside
Chapter 14, Problem 21P(choose chapter or problem)
Problem 21P
(a) The tube of a mercury thermometer has an inside diameter of 0.140 mm. The bulb has a volume of 0.255 cm3. How far will the thread of mercury move when the temperature changes from 11.5°C to 33.0°C? Take into account expansion of the Pyrex glass. (b) Determine a formula for the change in length of the mercury column in terms of relevant variables. Ignore tube volume compared to bulb volume.
Questions & Answers
QUESTION:
Problem 21P
(a) The tube of a mercury thermometer has an inside diameter of 0.140 mm. The bulb has a volume of 0.255 cm3. How far will the thread of mercury move when the temperature changes from 11.5°C to 33.0°C? Take into account expansion of the Pyrex glass. (b) Determine a formula for the change in length of the mercury column in terms of relevant variables. Ignore tube volume compared to bulb volume.
ANSWER:
Solution 21PIntroductionPressure exerted by a fluid at a depth of h from the fluid surface is given by P = hdg , whered is the density of the fluid and g is acceleration due to gravity.SolutionWhen you stand up, your brain rises 40 cm above y