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i am doing gaseous state . . . . . . . have a qn :

A column of Hg of 10cm length is contained in the middle of a narrow 1m long tube closed at both ends . Both halves of the tube contained air at pressure 76 cm of Hg . By what distance will the column of Hg be displaced if the tube is held vertical ?

Riddheish Seth , 13 Years ago
Grade 11
anser 1 Answers
Chetan Mandayam Nayakar

Last Activity: 13 Years ago

Let displacement be 'd', let densities of air and mercury be d1 and d2,

d2*g*10 +76(45/(45+d))=76((45+d)/45)

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