What is the total inductance of four 10 mH inductors connected in series?
A) 40 mH B) 2.5 mH C) 250 mH D) 40,000 ?H
A
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Which term describes the relative amount of friction between two surfaces?
A) Effective pressure B) Coefficient of friction C) Both A and B D) Neither A nor B
Which of the following are defined by the NEC® as separate portions of a conduit that provide access through a removable cover to the interior of the system at a junction of two or more sections?
a. Conduit bodies b. Junction boxes c. Pull boxes d. Entrance ells
Assuming a 20-ampere circuit breaker and GFCI protection, the minimum burial depth for a Type UF cable running to a 120-volt pole light at a residence is __________ inches.
a. 6 b. 12 c. 18 d. 24
Zoning laws:
a. Can substantially reduce property value. b. Could drive CAFOs out of the United States. c. May be a legal taking if existing farmers do not have the right to farm. d. All of the above. e. a and c above.