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    Falco's Avatar
    Falco Posts: 1, Reputation: 1
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    #1

    Jul 29, 2007, 05:33 PM
    Pysic need Sos
    A flat uniform cylinder of lead floats in mercury at 0C. Will the lead float higher or lower when the mercury temperature is raised
    Capuchin's Avatar
    Capuchin Posts: 5,255, Reputation: 656
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    #2

    Jul 29, 2007, 11:27 PM
    The mercury will have a lower density at a higher temperature, so what do you think will happen?
    makdan's Avatar
    makdan Posts: 46, Reputation: 3
    Junior Member
    		  
    #3

    Jul 30, 2007, 06:36 PM
    An easy way to arrive at Capuchin's assertion that mercury is less dense at higher temperature is by considering how the level of mercury in a thermometer behaves when the temperature rises.
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