Steam Boilers and Engines on Physics related Questions and Answers

Question :   A short tube mouthpiece will not run full at its outlet if the head under which the orifice works, is 1. more than 12.2 m of the water 2. none of these 3. equal of 12.2 m of water 4. less than 12.2 m of the water Answer :   1 - more than 12.2 m of the water