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Author Question: Root mean square( RMS) is a mathematical formula for: A) Measuring the pressure drop across an ... (Read 49 times)

V@ndy87

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on: Jul 26, 2018
Root mean square( RMS) is a mathematical formula for:
 
  A) Measuring the pressure drop across an air filter.
  B) Calculating the electrical power passing through an alternating current circuit.
  C) Determining the price of a replacement compressor.
  D) Determining the physical resistance of an AC motor.

Question 2

Controls that use human hair for sensing are:
 
  A) Humidistats. B) Pressurestats. C) Current overloads. D) Thermostats.


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raili21

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Reply #1 on: Jul 26, 2018
Answer to Question 1

B

Answer to Question 2

A


V@ndy87

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Reply 2 on: Jul 26, 2018
Excellent

connor417

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Reply 3 on: Yesterday
Gracias!

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