Sensor switches used on doors and windows are normally _____ and form one continuous series circuit.
a. closed
b. open
c. blocked
d. marked
a. closed
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Cows can be implanted with _____________________ that have been genetically altered to possess a gene that produces a certain drug through the mammary gland
Fill in the blank(s) with correct word
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Answer the following statement(s) true (T) or false (F)
Vinyl siding should not be nailed tightly to the wall sheathing.
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Electric current that regularly reverses flow is called:
A) Alternating current. B) Direct current. C) Ellipsoidal current. D) Potential current.
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Sourcing PLC modules refer to __________ current flow.
A. electron B. conventional
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