Question: % The mass flow rate is given by: PvA RT Pv D = RT 4 where P = 101,330 10 is the atmospheric pressure

% The mass flow rate is given by: PvA RT Pv D

% The mass flow rate is given by: PvA RT Pv D = RT 4 where P = 101,330 10 is the atmospheric pressure in Pa v = 19.9 0.31 is the fluid velocity in m/s T = 300 0.5 is the temperature in K D = 0.104 0.0005 is the diameter of the circular orifice in m and R is the ideal gas constant and is equal to 287 J/kg/K Calculate the uncertainty in the mass flow rate and give your answer to two decimal points and include the units. Selected Answer: Correct Answer: 0.0037 0 (kg/s)

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