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A mercury thermometer is placed in a gravity free hall without touching anything As temperature risesmercury expands and ascend in thermometer. If height ascend by mercury in thermometer is h then bywhat height centre of mass of "mercury and thermometer" system descend? |
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Answer» See everything is in present of zero gravity and in presence of zero external force hence if h is increase in height Mercury then h/2 will be decrease in CM of Mercury. |
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