The triac turns off when __________.
A. the voltage is removed from the gate
B. the amperage flowing through the triac falls below the holding current value
Answer: B
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American farmers grow more than 200 varieties of wheat
Indicate whether the statement is true or false.
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The triangular areas formed by rake rafters and wall plate at the ends of a building are called ____.
a.fields b.boundary plates c.cross-sections d.gables
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Technician A says waste coolants and oils can be placed into the same container for storage. Technician B says waste coolant and oil must be stored in separate containers. Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A nor B
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The least effective preventive measure for overcoming potential pressure hazards is proper design.