In hazardous locations where threaded metal conduit is required, threaded joints must be made up with at least how many threads fully engaged?
a. 2
b. 3
c. 4
d. 5
d. 5
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Answer the following statement(s) true (T) or false (F)
1. The simplest of the AC loads is a circuit that contains only pure inductance. 2. An inductive circuit contains an inductor or coil as the load instead of a resistor. 3. The voltage and current in a pure-resistive circuit are out of phase with each other. 4. Current lags voltage by 90? in a pure inductive circuit. 5. Power factor is important because utility companies charge industries large penalties for a poor power factor.
The normal color of the teeth of degus is
A. white B. ivory C. yellow-orange D. pink E. green
Which meter can measure current without having to make contact with uninsulated wires?
A) Clamp-on ammeter B) Ohmmeter C) Voltage tester D) Continuity tester
Water jet cutting is used on composite materials.
Answer the following statement true (T) or false (F)