A glass tube AD of uniform cross section of length 100 cm contains two columns of ideal gas AB and CD, respectively, a column of mercury of length 20 cm. When the tube is horizontal, AB = 20 cm and CD

Question

A glass tube AD of uniform cross section of length 100 cm contains two columns of ideal gas AB and CD, respectively, a column of mercury of length 20 cm. When the tube is horizontal, AB = 20 cm and CD = 60 cm. When the tube held vertically with the end A up, the mercury column moves down 10 cm. Which of the following statement is correct for the tube?

Prashant Kotian · Accepted Answer

Correct answer: A,B,C,D

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