A(n) ____ must be connected in series with a circuit.

A. ammeter
B. voltmeter
C. ohmmeter
D. digital meter


Answer: A

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Un documento que describe todos los requisitos de peso, elevación y configuración de una operación de elevación es un(a) _____.

a. plan de elevación b. hoja de trabajo del fabri- cante c. calificación previa a la elevación d. tabla de cargas

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A psychrometer measures ___________________

A) Temperature B) Relative humidity C) Amount of heat D) Radiation

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What is the purpose of the expansion device located at the evaporator inlet?

A) Meters the correct amount of refrigerant flow into the evaporator B) Provide a restriction to create pressure in the refrigerant high side C) Both A and B D) Neither A nor B

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Ionizing radiation is radiation that becomes electrically charged or changed into ions.