P Flag question Question 12 Not yet answered Points out of 2.00 A building has a...
Question 9 Not yet answered Points out of 2.00 P Flag question How much real power is produced in a circuit by 50 amps at 100 volts with a power factor of 80%? Select one: a. 4000 watts b. 4000 volt-amps c. 5000 volt-amps O d. 4000 farads e. 5000 watts
Not yet answered Question 19 Points out of 2.00 P Flag question Emergency power for equipment that cannot experience any disruptions in service is typically furnished by UPS Select one: True False Question 20 Not yet answered Points out of 2.00 P Flag question Typically fuses cost less than circuit breakers, but take up more room in the panel. Select one: True False
Question 6 Not yet answered p Flag question Calculate the apparent power in kVA for a 200 amp, 120/208 volt, 3-phase service. Points out of 2.00 Select one: a. 432 kVA O b. 576 kVA O c. 769 kVA O d.72 kVA
Question 17 Not yet answered Points out of 2.00 P Flag question Backup power in the form of emergency power supply or batter backup is needed for a fire alarm system Select one True False Question 18 Not yet answered Points out of 2.00 P Flag question "T-8" lamp designation tell us that the lamp is tubular shaped and 1" in diameter. Select one: True False
Question 23 Not yet answered Points out of 2.00 P Flag question A magnetic ballast is used with halogen lamps Select one: O True O False Question 24 Not yet answered Points out of 2.00 P Flag question Amps are used to measure the rate at which work is done. Select one: True False
Question 3 Not yet answered Points out of 10.00 P Flag question A building has a 40kW load using a 240V AC three-phase system. a) What is the total current needed for this system if the PF is 0.8? b) Based on the current calculated in part a, what size conductor is needed for this system if the feeder is to be aluminum rated for 90°C? c) If the service for this building is from underground, what type of conductor...
Question 15 Not yet answered Points out of 2.00 P Flag question Bands of light is another name for recessed downlighting Select one O True False Question 16 Not yet answered Points out of 2.00 P Flag question Compact fluorescent fixtures are the best choice for hard to access locations. Select one: O True False
Question 15 Not yet answered Points out of 2.00 P Flag question Bands of light is another name for recessed downlighting Select one: True False Question 16 Not yet answered Points out of 2,00 P Flag question Compact fluorescent fixtures are the best choice for hard to access locations, Select one True False
Question 21 Not yet answered Points out of 2.00 P Flag question The National Electrical Code (NEC) should always be followed specifically. Select one: True False Question 22 Not yet answered Points out of 2.00 P Flat question Branch circuits are the portion of the electrical wiring that runs from a circuit breaker to an outlet or load Select one True O False
Question 8 Not yet answered Points out of 2.00 P Flag question Which of the following lamp types need a ballast to operate? Select all that apply Select one or more: a. LED b. Incandescent. High intensity discharge. d. None e. Fluorescent