How does a sight glass moisture indicator indicate the presence of moisture in the system?
What will be an ideal response?
The indicator is a porous filter paper impregnated with chemical salt that changes color when exposed to moisture
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Roundworms cause more damage to agricultural animals than any other group of internal parasites
Indicate whether the statement is true or false
How is MVAC certification established?
A) Through universal certification B) Through any type of certification C) Through separate certification D) Through lack of certification
When the safety cap is removed from acetylene cylinders that hold 55 ft3 or more:
A) The cylinder must be laying in a horizontal position. B) The cylinder must have a regulator installed on it. C) The cylinder must be chained to a cart or structure. D) The cylinder must be in a vertical position.
Among the uses for operational transconductance amplifiers include
A) frequency detectors B) frequency modulators C) amplitude modulators D) both a and b