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Johnnyvic Johnnyvic
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Posts: 538
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6 years ago
A difference between a straight heat-cool thermostat and a heat pump thermostat is that
 
  A) heat pump thermostats do not energize the fan in the heating cycle
  B) Y is energized in heating instead of cooling
  C) Y is energized in both heating and cooling
  D) Y and W swap functions

 Q. 2

Organizations that offer safety guidelines:
 
  A) AWS B) OSHA C) ANSI D) All of the above

 Q. 3

A fracture in the weld metal running across the weld is known as a _____.
 
  a. wagon track
  b. longitudinal crack
  c. transverse crack
  d. longitudinal root crack
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Replies
wrote...
6 years ago
Ans. to #1

C

Ans. to #2

D

Ans. to #3

c
Johnnyvic Author
wrote...
6 years ago
Such an awesome helper!
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