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NCCER Module 26103-20 Exam------NCCER Module 26103-20 Exam
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An electrical device that operates by chemically creating a potential difference between two points is a _____. battery 3 MULTIPLE CHOICE OPTIONS An electron repels a(n) ________? electron 3 MULTIPLE CHOICE OPTIONS Which of the following is considered a good semiconductor? Silicon 3 MULTIPLE CHOICE OPTIONS Materials with electrical characteristics that fall between those of insulators and conductors are considered __________? semiconductors 3 MULTIPLE CHOICE OPTIONS We have an expert-written solution to this problem! Which of the following is used to step voltage up for transmission? Transformer
Magnetic lines of force are also referred to as ___________. flux lines 3 MULTIPLE CHOICE OPTIONS Voltage is defined as the __________? difference of potential 3 MULTIPLE CHOICE OPTIONS Coulombs are a measure of _________? electric charge 3 MULTIPLE CHOICE OPTIONS What is the circuit current if the voltage source is 120V and the resistance is 10Ω? 12A 3 MULTIPLE CHOICE OPTIONS A measurement of 1,000 mils is equal to _________? 1 inch 3 MULTIPLE CHOICE OPTIONS Copper is considered a(n) ______? conductor
Resistance is measure using a (n) _________? ohmmeter 3 MULTIPLE CHOICE OPTIONS In a parallel circuit, the voltage drop _______? is the same across all loads 3 MULTIPLE CHOICE OPTIONS If the resistance of the circuit is 20 ohms and the current is 15 amps, what is the power in watts? 4,500W 3 MULTIPLE CHOICE OPTIONS A circuit has a source voltage of 120V and a current of 10A. What is the power in watts? 1,200W