Explain the locked-rotor amperage (LRA).
What will be an ideal response?
The LRA is the amperage the motor draws at start-up before the rotor has started to turn.
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The major reasons for false indications in dye penetrant tests are rough, irregular surfaces of the test metal and failure to _____.
a. stain properly b. apply the penetrant correctly c. draw the penetrant out of the sample d. highlight the cracks properly
The color code for a Class 1 glove is _____.
a. beige b. red c. white d. yellow
The ____________________ may be described as an alternating-current device that transfers energy from one ac circuit to another ac circuit.
Fill in the blank(s) with the appropriate word(s).
How did the Little Ice Age affect the Scandinavian settlements in Greenland?
a. The Norse disappeared from Greenland. b. Icelanders migrated to the gentler climate of Greenland. c. Vikings were forced to abandon cereal cultivation in Greenland. d. The Scandinavians adopted the technology of the Inuit to survive in Greenland.