The return duct portion of an air handling system never needs to be insulated.
Answer the following statement true (T) or false (F)
False
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The most common gas extinguishant is ____________.
Fill in the blank(s) with the appropriate word(s).
A ____________________ is a short length of wire used in electrical boxes to make connections to device terminals.
Fill in the blank(s) with the appropriate word(s).
Two technicians are discussing exhaust check valves used in SAI systems. Technician A says that they are used to prevent the output from the SAI pump from entering the intake manifold. Technician B says the check valves are used to keep the exhaust from entering the AIR pump. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
Convert the following binary numbers to hexadecimal and base 10:
a. 1101 b. 1000100 c. 1111100 d. 1110000 e. 10000 f. 101010