A(n) ____ can be connected to measure the velocity pressure of the air moving in a duct.
A) ammeter
B) manometer
C) pyrometer
D) speedometer
Correct Answer:
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Q8: The main drawback of the extended plenum
Q9: Friction due to air rubbing the walls
Q10: The reason for using a reducing plenum
Q11: The duct pressure equals the velocity pressure
Q12: The _ provides the pressure difference needed
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Q15: Airflow pressure in ductwork is measured in
Q16: The pressure in a duct system is
Q17: An instrument that is commonly used on
Q18: If the equivalent length of a transition
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