Total pressure in a duct is the sum of which two pressures?

Total pressure in a duct is the sum of which

Multiple choice — select the best answer

AStatic pressure and velocity pressure
BSupply pressure and return pressure
CPositive pressure and negative pressure
DFan pressure and friction pressure

✓ Correct answer: A. Static pressure and velocity pressure Total pressure = static pressure + velocity pressure (Bernoulli). Knowing total pressure is essential for understanding how fans and ducts interact at any operating point.

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Topic: Airflow & Ductwork

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Total pressure in a duct is the sum of which two pressures?

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