The 5G NR Random Access Preamble on the PRACH makes use of ____.

A. low sequence (H=0) and high sequence (H=1)
B. FR 1 sequence and FR 2 sequence
C. long sequence (L=839) and short sequence (L=139)
D. beam recovery sequence and contention based sequence


Answer: C. long sequence (L=839) and short sequence (L=139)

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A common method of joining sections of copper pipe used in industrial applications is _____.

a. adhesing b. brazing c. welding d. epoxying

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Answer the following statement(s) true (T) or false (F)

1. OSHA and its regulations are not enough to have a successful safety program. 2. OSHA has regulatory authority over coal mines. 3. OSHA personnel may conduct workplace inspections unannounced. 4. Process operators must inspect the running gear on railcars and tank trucks.

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PROBLEM 3.12 In order to reduce the total mass of the assembly of Prob. 3.11, a new design is being considered in which the diameter of shaft BC will be smaller. Determine the smallest diameter of shaft BC for which the maximum value of the shearing stress in the assembly will not increase.

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How does an undercharge affect the superheat of a fixed restriction system?

What will be an ideal response?

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