What type of magnets do not require any power or force to maintain their field?
A. electromagnets
B. permanent magnets
C. temporary magnets
D. domain magnets
Answer: B
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Describe the advantages and disadvantages of 1-persistent CSMA and p-persistent CSMA respectively
What will be an ideal response?
If resistance is increased, current flow is ____________________.
Fill in the blank(s) with the appropriate word(s).
Low voltage ride through (LVRT) is ___________
a. The ability of an electrical generation system like a solar photovoltaic system to not fault out when the voltageon the grid gets too low. b. A special circuit in a solar photovoltaic system generator that ensures that the proper voltage is supplied when the solar photovoltaic system is not connected to the grid. c. A special circuit in a solar photovoltaic system generator that causes it to trip off when voltage gets too high. d. All the above are true.
Which of the following is shown on a roof plan?
a. floor to ceiling pipe runs b. location of foundation footings c. outside walls d. roof slope