A vertical narrow glass tube of unform cross-section closed at one end has air filled in it upto 40 @PhysicsMasterAcademy

Uploaded April 2026 | Updated September 2026, 2 weeks ago

A vertical narrow glass tube of unform cross-section closed at one end has air filled in it upto 40 cm of height with a column of Mercury of height 10cm above it if the tube is gradually inclined in a vertical plane and brought to a position making an angle of 60 degree's with the vertical then the new length of air column entrapped with in the tube is (atmospheric pressure =76cm of hg)a) 45.47 cm) 43. 47 cm) 42.47cmd) 44.47 cm
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