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In general a beginning tradesperson with little or no experience in the electrical field is known as a/an ✔✔apprentice The proper angle for setting up a ladder is to place its base a/an of the working length of the ladder from the wall or other vertical surface. ✔✔quarter A fire extinguisher should be used on an electrical fire. ✔✔Class C A person with a serious electrical injury should be moved ✔✔only if they are in immediate danger When measuring an electrical circuit, current is measured in ✔✔amps
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In general a beginning tradesperson with little or no experience in the electrical field is known as a/an ✔✔apprentice The proper angle for setting up a ladder is to place its base a/an of the working length of the ladder from the wall or other vertical surface. ✔✔quarter A fire extinguisher should be used on an electrical fire. ✔✔Class C A person with a serious electrical injury should be moved ✔✔only if they are in immediate danger When measuring an electrical circuit, current is measured in ✔✔amps When referring to NM-B 12/3 wire, the number 12 refers to the ✔✔wire gage The National Electrical Code (NEC) is based on ✔✔NFPA codes
According to the NEC, a continuous load is where the maximum current is expected to continue for or more. ✔✔3 hours In residential structures, GFCI is required in ✔✔kitchens The National Electrical Code (NEC) term, "accessible," means that an electrical box can be ✔✔removed without damage to the building If the lighting requirement is 3 volt-amps per square foot and a home is 40 feet by 90 feet, the required volt-amps for lighting would be ✔✔10,800 volt - amps On a blueprint scale of 1/8 inch = 1 foot, a 3 1/2 inch length represents ✔✔28 feet If the voltage source supplies 260 volts and the resistance measure 5 ohms, the current is ✔✔ 52 amps In an AC circuit, if resistance remains the same and voltage is doubled, then current ✔✔is doubled
Flexible metal conduit should be supported within from an outlet or junction box. ✔✔ 12 inches The min amount of wire that must be left in a wokbox is ✔✔ 6 inches In which direction should solar panels in the United be facing? ✔✔South The transformer winding to which the line is connected is called the winding ✔✔primary The correct input power of an 87 percent efficient transformer with a power output of 60 volt- amps is ✔✔69 volt amps A motor is a dynamo that is used to change ✔✔electrical energy into mechanical energy When calculating the efficiency of an AC motor, one needs to know the power factor, voltage, current and ✔✔horsepower
A motor's _ determines what proportion of the total electrical power is active power and what proportion is reactive power ✔✔power factor