Journeyman #11 Exam Guide with Latest Update

1. A ____ is a protective device for limiting surge voltages by discharging or bypassing surge current, and it also prevents continued flow of follow current while remaining capable of repeating these functions. a. Surge arrester b. Automatic fuse c. Fuse d. Circuit breaker - Answer-A 2. A _____ conductor is one having one or more layers of non-conducting materials that are not recognized as insulation. a. Bare b. Covered c. Insulated d. Wrapped - Answer-B 3. In a DC circuit, the ratio of watts to voltamperes is __________. a. Unity b. Greater than one c. Less than one d. Cannot tell what it might be - Answer-A 4. A current limiting overcurrent protective device is a device which will ___ the current flowing in the faulted circuit. a. Reduce b. Increase c. Maintain d. None of these - Answer-A 5. The horsepower rating of a motor _________. a. Is a measure of motor efficiency b. Is the input to the motor c. Cannot be changed to watts d. Is the output of the motor - Answer-D 6. A common fuse and circuit breaker