Technician A says that when working on a refrigerant system you should work in a well-ventilated area. Technician B says to determine the type of refrigerant used in a system, a refrigerant identifier should be used prior to servicing the vehicles refrigerant system. Who is correct?
A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B
Answer: C
Trades & Technology
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By describing the light in terms of ________, Thomas Edison made the electric light feel ________.
A. Function; rapidly acceptable B. Design decisions; novel C. Established institutions; familiar D. Gas lamps; impactful
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Gaskets are used to seal liquids and gases between moving parts.
Answer the following statement true (T) or false (F)
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Food safety as an element of food security has few trade implications
Indicate whether the statement is true or false
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An inductor with an XL of 420 ? is in series with a capacitor with an XC of 120 ? across a sine wave ac source. The value of XS for the circuit is
A) 540 ? ?90° B) 300 ? ?-90° C) 540 ? ?-90° D) 300 ? ?90°
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