Resistance welding processes include:
A) Flash welding B) Projection welding C) Spot welding D) All of the above
D
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____ is an igneous rock containing crystals or grains of visible size.
A. Granite B. Basalt C. Sandstone D. Marble
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Air impact wrenches should be used with ________
A) Chrome sockets B) Dry air C) Either A or B D) Neither A nor B
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What type of antifreeze solutions may be used in ground loops?
A) any antifreeze that will extend the freezing point down to -35°F B) low toxicity C) preferably ethylene glycol D) a brightly colored antifreeze solution should be used to make it visible in ground water
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How does a thermistor motor overload device protect an electric motor?
What will be an ideal response?
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