A closed vessel is half filled with water. There is a hole near the top of the vessel and air is pumped out from this hole. A closed vessel is half filled with water. There is a hole near the top of the vessel and air is pumped out from this hole. September 14, 2020 Category: Cengage NEET by C.P Singh , Chapter 14 - Fluid Mechanics , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related