Master Electrician VERIFIED ARELEADY PASSED TEST

Master Electrician VERIFIED ARELEADY PASSED TEST That portion of a wiring system extending beyond the final overcurrent device is called the: - ANSWER branch circuit The final sum of the computed loads, based on the minimum code requirements, is the - ANSWER Calculated load As compared to #10, a #8 wire of the same Iength has less: - ANSWER Resistance One circular mil is the area of a circle whose diameter is: - ANSWER 0.001 inch A round bus-bar one inch in diameter, has a circular mil area of: - ANSWER 1,000,000 CM A copper wire with twice the diameter of another wire has a current carrying capacity: - ANSWER four times as great The specific resistance of copper wire @ 20° C in ohms per circular mil ft. is - ANSWER 10.4 Conductance of an electric circuit is that property that will: - ANSWER permit current to flow The equivalent value of 0.1 mho is - ANSWER 1O ohms The resistance of copper wire is: - ANSWER directly proportional to its length The portion of a wiring system between a point of distribution and the branch circuit overcurrent device is - ANSWER Feeder GFCI protection at a carnival is not required for equipment at circuit if the receptacle is of the ____________type - ANSWER locking Where cables or nonmetallic raceways are installed through in joists, rafters, or wood members;holes shall be bored so that the edge of the hole is the nearest edge -of the wood member. - ANSWER not less than 1 1/4 in. from To guard live parts over 50V but less than 600V, equipment is permitted to be - ANSWER located on a balcony accessible only to qualified persons located in a room only accessible to qualified persons elevated 8 ft or more above floor or other working surface Overhead feeder conductors shall have a minimum __________ vertical clearance over residential property and driveways, as well as those commercial areas not subject to truck traffic, where the voltage is limited to 300 volts-to-ground. - ANSWER 12Ft Where rear access is required to work on de-energized parts on the back of enclosed equipment, a minimum working space of horizontally shall be provided. - ANSWER 36 inches What is the maximum run length of a 18AWG fixture wire that is tapped on to a 20 amp branch circuit? - ANSWER 50' When the service disconnecting means is a power-operated switch or circuit breaker, it shall be able to be opened by hand in the event of a - ANSWER power supply failure