Water Flows in the Horizontal Pipe Shown in the Figure

question 30

Multiple Choice

Water flows in the horizontal pipe shown in the figure.At point A the area is 25.0 cm² and the speed of the water is At B the area is 16.0 cm².The fluid in the manometer is mercury,which has a density of 13,600 kg/m³.We can treat water as an ideal fluid having a density of 1000 kg/m³.What is the manometer reading h?

• A) 0.546 cm
• B) 1.31 cm
• C) 2.81 cm
• D) 2.16 cm
• E) 3.36 cm

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Definitions:

HAc

A shorthand notation for acetic acid, a colorless liquid organic compound with the chemical formula CH3COOH.

K

Symbol for Potassium, a soft, silvery-white metallic element essential for plant growth and human nutrition.

M

In the context of concentration, M stands for molarity, a measure of the concentration of a solute in a solution, defined as moles per liter.

Equilibrium Reaction

A chemical reaction in which the forward and reverse reactions occur at the same rate, so that the concentrations of the reactants and products do not change with time.