0% Question 1 of 10 1. What transmits modulated light for the purpose of control, signalling, or communication?A.Mineral insulated cableB.Copper conductor C.Dispersion light cable D.Fiber optic cableQuestion 1 of 10Question 2 of 10 2. When conductors will be pulled into a raceway there should no more than the equivalent of how many 90° bends?A.4B.6C.2D.10Question 2 of 10Question 3 of 10 3. What is a condition that must be satisfied before conductors can be installed in raceways?A.Permission from the property ownerB.Raceway be completely installedC.Minimum of 3 people on the job D.Use vaseline as a pulling compound Question 3 of 10Question 4 of 10 4. In a capacitor start motor what disconnects the capacitor from the circuit once the motor reaches 75% operating speed?A.Capacitor relayB.Centrifugal switchC.Opto-coupler D.Proximity sensor Question 4 of 10Question 5 of 10 5. What does the abbreviation IC stand for when labelled on a fuse?A.Interrupting capacityB.In canada C.instantaneous circuit D.Internal capacitanceQuestion 5 of 10Question 6 of 10 6. A circuit has the following power characteristics; 6200 Vars, 10000 Watts, what is the value of Volt Amps in this circuit?A.13000B.12548 C.11766D.10254Question 6 of 10Question 7 of 10 7. How many wires are needed in a conduit that runs to a start/stop station?A.2B.4C.5D.3Question 7 of 10Question 8 of 10 8. What is the maximum voltage to ground allowed in a dwelling unit?A.Shorts circuits and groundsB.All unnecessary protective devices C.Compression fittings D.Unused terminal blocks Question 8 of 10Question 9 of 10 9. On a forward/Reversing motor scheme what device can be installed to physically prevent both contactors from being able to close at the same time?A.Seal in contact B.Interposing relaysC.Aux contactsD.Mechanical interlocks Question 9 of 10Question 10 of 10 10. Wall thickness of boxes that are going to be drilled and tapped and installed in non-hazardous locations shall be sufficient to ensure thread engagement of how many threads?A.5 threadsB.4 threads C.3 threadsD.2 threads Question 10 of 10 Loading...
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