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psatana8 psatana8
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6 years ago
Compared to electro-mechanical controls, pneumatic controls can more easily
 
  A) On- off control B) Control small appliances
  C) Provide proportional or modulating control D) control residential air conditioning systems

 Q. 2

The preferred power source for a A-CAC torch is a(n) _____.
 
  a. AC constant-voltage machine
  b. DC constant-current machine
  c. AC or DC constant-voltage machine
  d. DC constant-voltage machine

 Q. 3

A control malfunction that results from a system heating or cooling past its setpoint is called:
 
  A) Anticipation B) Lag
  C) Overshoot D) Temperature swing
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MtnimpMtnimp
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6 years ago
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psatana8 Author
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#2
6 years ago
Thanks ... 100% Correct  Thumbs Up Sign
wrote...
#3
6 years ago
You're very welcome
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