Both the cooling and heating thermostat are classified as __________ controls. Such controls __________ and __________ their contacts during the normal operation of the equipment.

What will be an ideal response?


operational, open, close

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Predator numbers are kept in check by the amount of available _____

a. cover b. water c. shelter d. prey

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The clutch pedal freeplay is less than specifications. Technician A says that the clutch may slip during hard acceleration. Technician B says that the clutch will "grab" when the clutch pedal is close to the floor when the clutch is engaged. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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A check valve arranged and trimmed for installation in a drain line that is used to control backflow is a

A. needle valve B. gate valve C. backwater valve D. diaphragm valve

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For a pressure system, the working pressure is always ____________________ than the pressure relief setting.

Fill in the blank(s) with the appropriate word(s).

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