Defrost on a low temperature case is normally accomplished:

A) By shutting off the compressor and energizing electric defrost heaters.
B) Through normal use from customers opening and closing the doors.
C) By shutting off the compressor and bypassing hot gas to the evaporator.
D) By leaving the case fans operating and shutting off the compressor.


A

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The term "____" indicates removal of weld metal and base metal from the other side of a partially welded joint.

A. gouge B. top bulge C. back gouge D. forward gouge

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Farmers were slow to organize and promote their interest because they

A. were divided between small, self-sufficient family farmers and large cash crop farmers with onerous mortgages. B. did not possess the money necessary to establish a national political movement. C. did not believe they could compete politically with wealthier, more powerful manufacturers and railroad barons. D. were too busy trying to eke out a living. E. were, by nature, highly independent and individualistic.

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What will be an ideal response?

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A bearing shell has a lightly larger arc than the bearing housing. This difference is called ________

A) Bearing spread B) Bearing saddle C) Bearing crush D) Bearing tang

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