A uniform tube closed at one end contains some air confined by a mercury thread of length 15 cm. When the tube is held vertically,with the open end at the top,the air column is 10 cm long at 27^@C. IF the tube is inverted, the length of the air column becomes 15 cm. At what temperature will the air column be 20 cm long in its inverted position.

A uniform tube closed at one end contains some air confined by a mercu

1.	A uniform tube closed at one end contains some air confined by a mercury thread of length 15 cm. When the tube is held vertically,with the open end at the top,the air column is 10 cm long at 27^@C. IF the tube is inverted, the length of the air column becomes 15 cm. At what temperature will the air column be 20 cm long in its inverted position.
Answer» ANSWER :`127^@C`