The dimension line is drawn between the two extension lines with _________ on each end.
Fill in the blank(s) with the appropriate word(s).
arrowheads
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For resistance welders, the rating for the overcurrent protection device should not exceed what percentage of the primary current rating of the welder?
a. 125% b. 185% c. 200% d. 300%
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The desired water flow through a condenser connected to a recirculating water system is approximately 3 gallons per minute per ton of refrigeration.
Answer the following statement true (T) or false (F)
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The cold anticipator starts the cooling system early to allow the air-conditioning system to get up to capacity when needed.
Answer the following statement true (T) or false (F)
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Infrared light, though it may be invisible, has many of the same characteristics of visible light.
a. true b. false
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