An instrument that provides a direct reading of relative humidity is the _____
a. sling psychrometer
b. manometer
c. velometer
d. hygrometer
d
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What can cause high condensing temperatures?
a. Low condenser air flow b. Overcharge of refrigerant c. Non-condensables in the system d. All of the above
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How often should linesman's gloves be inspected by a qualified testing lab?
A) Yearly B) Every six months C) Daily D) Monthly
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To check a crankshaft journal for out-of-round, the journal should be measured in at least how many locations?
A) Two B) Six C) Eight D) Four
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A digital ohmmeter measures a 100 V conductor at 99 V. The figure is within tolerance. What can we conclude from this fact?
A) The meter has a span of 99 V. B) The meter is an analog meter. C) The meter needs recalibration. D) The meter does not need recalibration.
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