Which of the refrigerant ratings indicates that a refrigerant is considered a higher toxicity refrigerant?

A) A3 B) B1 C) A1 D) A2


B

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Describe how an FET operates as a digital device.

What will be an ideal response?What will be an ideal response?

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What type of symbols are used to represent the gauge function on electronic instrument panels?

What will be an ideal response?

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The ____ effect says that if a current carrying magnetic material is exposed to an external magnetic field, its resistance characteristics will change.

A. photoresistive B. magnetoresistive C. mechanical D. photoelectric

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What are the advantages and disadvantages of a propane powered vehicle?

What will be an ideal response?

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