In ____ welding, fluxes and filler metals are not required, electrical current does not pass through the weld metal, and only localized heating is generated.
A. laser beam
B. ultrasonic
C. resistance
D. inertia
Answer: B
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A ratio expressed in percentage of the amount of moisture present in the air to the amount it can hold at saturation is called _____.
a. dew point b. specific humidity c. specific gravity d. relative humidity
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Locate the correct lift points in a service _____ before using a hydraulic jack or hoist.
What will be an ideal response?
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How is digestion different from monogastric species?
What will be an ideal response?
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___________ power consists of one sine wave provided to the system via a single hot wire.
A. Hydraulic B. Pneumatic C. Single-phase AC D. Three-phase AC
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