Refrigerant piping must be able to adequately carry both refrigerant and:
A) Oil. B) Electricity. C) Air. D) Nitrogen.
A
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The average velocity of water in a 4 cm by 20 cm rectangular channel is 10 m/s. If the channel undergoes a transition to a 4-cm-diameter pipe, the average velocity in the pipe is nearest:
A) 72 m/s B) 64 m/s C) 56 m/s D) 48 m/s
Clients and landscape professionals often learn about new products from articles and advertisements in ____________________
Fill in the blank(s) with correct word
Which of the following is a benefit of mentoring?
A. Enhances performance B. Satisfies ISO 9000 standards C. Decreases the organization’s retention rate D. Eliminates the problem of stewardship
How many cubic yards of grout are needed to fill an 8" block wall having a length of 24' and height of 10'?
What will be an ideal response?