The small gaps between the screws on the screw compressor are sealed by:
A) Tip seals. B) The malleable metal the screws are made of.
C) Oil flooding. D) Rings on the end of the rotors.
C
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Many species of _______________________, such as beetles, live in the soil
Fill in the blank(s) with correct word
To check the amount of electrical current a load is drawing, technicians use:
A) A potentiometer B) A voltmeter C) An amp meter D) An ohm meter
When drawing a foundation with continuous footings and a post-and-beam floor system, which of the following should you represent first?
A. girders B. interior piers C. footings D. stem walls
What would be the effect of the loss of load connected to a series wound motor?
A. The motor speed can increase to dangerous levels. B. The motor will stop rotating. C. The motor will continue to operate with no adverse effects. D. The motor will continue to operate but at a reduced speed.