The most common sensing materials used in mechanical humidistats are:

A) Diaphragm and bellows. B) Nylon strips and hair.
C) Bimetal strips and Bourdon tubes. D) Charged bulb and expansible tube.


B

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A varying speed is usually preferred for ____.

a. water pumps b. cranes and hoists c. turret lathes d. paper and printing plants

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Technician A says that placing weight in the vehicle will change the alignment measurements. Technician B recommends placing weights in the trunk and seats to simulate a full tank of gas and occupants in the vehicle. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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What are the responsibilities of designers related to construction projects?

What will be an ideal response?

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In thermocouple circuits, cold junction compensation is used to eliminate errors due to the effects of __________.

A. hysteresis B. dead band C. ambient temperatures D. open circuits

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