NOCTI Electrical Questions With 100% Correct Answers.

In general a beginning tradesperson with little or no experience in the electrical field is known as a/an - Answer-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. - Answer-quarter A __________ fire extinguisher should be used on an electrical fire. - Answer-Class C A person with a serious electrical injury should be moved - Answer-only if they are in immediate danger When measuring an electrical circuit, current is measured in - Answer-amps When referring to NM-B 12/3 wire, the number 12 refers to the - Answer-wire gage The National Electrical Code (NEC) is based on - Answer-NFPA codes According to the NEC, a continuous load is where the maximum current is expected to continue for _______ or more. - Answer-3 hours In residential structures, GFCI is required in - Answer-kitchens The National Electrical Code (NEC) term, "accessible," means that an electrical box can be - Answerremoved 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 - Answer-10,800 volt -amps On a blueprint scale of 1/8 inch = 1 foot, a 3 1/2 inch length represents - Answer-28 feetIf the voltage source supplies 260 volts and the resistance measure 5 ohms, the current is - Answer- 52 amps In an AC circuit, if resistance remains the same and voltage is doubled, then current - Answer-is doubled If the peak value of a given AC waveform is 2 volts, the RMS is - Answer-1.414 volts The frequency of an AC waveform is 40 hertz. What is the period of each cycle? - Answer-25.0 mS The outer most ring of an atom is called the _______ ring - Answer-valance How many watts are dissipated by an electric heater that has unity power factor and draws 7.8 amps on a 240-volt line - Answer-1872 watts Bored holes through wood members must be kept a minimum of ___________ from the nearest edge of the wood member - Answer-1 1/4 inches What color wire can be used a s a hot wire if it is marked with three black stripes on each end? - Answer-white The NEC states that a non-metallic sheathed cable with no cable clamps be secured by staples or straps within _________ from every cabinet, box or fitting. - Answer-8 inches Flexible metal conduit should be supported within ________ from an outlet or junction box. - Answer-12 inches The min amount of wire that must be left in a wokbox is - Answer-6 inches