Contractors and technicians performing TAB services typically require certification by an independent TAB standards and certification organization such as: Select one: A. NEBB or AABC. B. AHRI or GAMA. C. The EPA or DOE. D. UL or CSA. Clear my choice Question 4 Not yet answered Points out of 1.00 Not flaggedFlag question Question text An anemometer is used to measure: Select one: A. Feet of water for water flow calculations. B. Volume of air for air volume calculations. C. Feet of air for air velocity calculations. D. Rotational speed. Clear my choice Question 5 Not yet answered Points out of 1.00 Not flaggedFlag question Question text Axial fans are commonly used on applications where: Select one: A. Large volumes of air are required at a relatively low static pressure. B. Small volumes of air are required at a relatively high static pressure. C. Reverse loading of the blower bearings is desired. D. Large volumes of air are required at a relatively high static pressure