Electronic Principles What are the main parts of an atom? Electrons, protons, and ions Electrons, protons, and neutrons Protons only None of these Electrons, ions, and neutrons Electrons, protons, and ions Electrons, protons, and neutrons Protons only None of these Electrons, ions, and neutrons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements applies to common, non-rechargeable flashlight batteries? Common flashlight batteries are secondary dry-cell batteries Common flashlight batteries are secondary wet-cell batteries None of these Common flashlight batteries are primary wet-cell batteries Common flashlight batteries are primary dry-cell batteries Common flashlight batteries are secondary dry-cell batteries Common flashlight batteries are secondary wet-cell batteries None of these Common flashlight batteries are primary wet-cell batteries Common flashlight batteries are primary dry-cell batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? Four - two negative and two positive None of these Two - a negative terminal and a positive terminal One - a negative terminal Three - negative, positive and neutral terminals Four - two negative and two positive None of these Two - a negative terminal and a positive terminal One - a negative terminal Three - negative, positive and neutral terminals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? 651 V 700 V None of these 208 V 707 V 651 V 700 V None of these 208 V 707 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the: battery None of these commutator armature rotor battery None of these commutator armature rotor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Norton's theorem replaces a complicated circuit facing a load by an None of these Ideal current source and parallel resistor Ideal current source and series resistor Ideal voltage source and parallel resistor Ideal voltage source and series resistor None of these Ideal current source and parallel resistor Ideal current source and series resistor Ideal voltage source and parallel resistor Ideal voltage source and series resistor ANSWER DOWNLOAD EXAMIANS APP
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