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An open-tube mercury manometer is used to measure the
Chapter 4, Problem 19P(choose chapter or problem)
Problem 19P
An open-tube mercury manometer is used to measure the pressure in an oxygen tank. When the atmospheric pressure is 1040 mbar, what is the absolute pressure (in Pa) in the tank if the height of the mercury in the open tube is (a) 28.0 cm higher, (b) 4.2 cm lower, than the mercury in the tube connected to the tank?
Questions & Answers
QUESTION:
Problem 19P
An open-tube mercury manometer is used to measure the pressure in an oxygen tank. When the atmospheric pressure is 1040 mbar, what is the absolute pressure (in Pa) in the tank if the height of the mercury in the open tube is (a) 28.0 cm higher, (b) 4.2 cm lower, than the mercury in the tube connected to the tank?
ANSWER:
ANSWER:Every ideal spring obeys Hooke’s law. The law tells about the relation between thedisplacement of the spring with the restoring force.The force is, F = Kx-------------------(1)The potential energy whose derivative will give su