In the accompanying figure, the item identified as number 4 represents a(n) ____ weld.
A. lap
B. butt
C. corner
D. tee
Answer: A
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The thermal portion of a dual-element fuse _____.
a. provides an instantaneous trip for high levels of current b. protects the circuit from heat damage generated by lower level currents c. prevents the device from tripping due to a short circuit d. provides a trip delay for high levels of current
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If the current flow for a given circuit has doubled, then the ________ has been halved
A) power B) current C) voltage D) resistance
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What term of rating or measurement is used with electric heat units?
What will be an ideal response?
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Fertilizer and manure contain plant nutrients called ____________________, which cause plant life in streams and lakes to flourish
Fill in the blank(s) with correct word
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