Answer the following statement(s) true (T) or false (F)

1. Some flow switches sense the flow of liquid and some are made to sense the flow of air.
2. The type of flow switch used in air conditioning systems senses the flow of liquid.
3. Airflow switches are sometimes referred to as circular switches.
4. The airflow switch is the only positive method of indicating that the fan is actually in operation.
5. Airflow switches CFS and EFS are operated by the force of air created by the condenser fan or the evaporator fan.


1. TRUE
2. FALSE
3. FALSE
4. TRUE
5. TRUE

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Which of the following must have at least 2 square feet of surface area exposed to the surrounding earth?

a. Equipment grounding conductor b. Rod electrode c. Pipe electrode d. Plate electrode

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In the Spanish colonies, native Americans were placed under the encomienda system, which was a

a. form of slavery in which native Americans worked alongside African slaves on large plantations. b. modified vassalage relationship in which a Spanish settler was given trusteeship over a piece of land and its residents. c. re-creation in the New World of European serfdom, in which native Americans were reduced to the status of serfs and paid feudal dues to Spanish lords. d. form of debt-peonage in which native Americans were kept in continuous debt to Spanish landholders, who supplied them tools for working the land. Answer: b Page: 377 45. What was the goal of the Laws of Burgos and the New Laws of 1542? a. to define proper government and ensure the expansion of the encomienda system b. to abolish the encomienda system and replace native American labor with that of African slaves c. to define proper government and treatment of the native Americas, and weaken or gradually abolish the encomienda system d. to quell the revolts in Peru and elsewhere in the New World of Spanish colonists enraged by the crown’s proposal to gradually abolish the encomienda system Answer: c Page: 378 46. What made the work of converting the native Americans to Catholic Christianity easier? a. the lack of viable alternatives, Christian or otherwise b. the insistence on the part of the Catholic missionaries on the differences between the two cultures and their willingness to use repression to wipe out traditional Nahua beliefs c. the tendency of native Americans to adopt the religious system of their conquerors and the willingness of Catholic missionaries to emphasize the similarities between cultures d. the introduction of the Spanish Inquisition into Mexico and Peru, and the formulation of the New Laws of 1542

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The complement of 1 is 0

Indicate whether the statement is true or false

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__________ are devices that, when in place, prevent the accidental energizing of equipment.

A. Lockout devices B. OSHA devices C. Tagout devices D. Warning devices

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