Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Ammeter None of these Wattmeter Voltmeter Ohmmeter Ammeter None of these Wattmeter Voltmeter Ohmmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field? Counterclockwise Into this page Out of this page None of these Clockwise Counterclockwise Into this page Out of this page None of these Clockwise 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? 700 V None of these 208 V 707 V 651 V 700 V None of these 208 V 707 V 651 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: from negative to positive from positive to negative from neutral to positive None of these from right to left from negative to positive from positive to negative from neutral to positive None of these from right to left ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements applies to common, non-rechargeable flashlight batteries? None of these Common flashlight batteries are primary dry-cell batteries Common flashlight batteries are secondary dry-cell batteries Common flashlight batteries are secondary wet-cell batteries Common flashlight batteries are primary wet-cell batteries None of these Common flashlight batteries are primary dry-cell batteries Common flashlight batteries are secondary dry-cell batteries Common flashlight batteries are secondary wet-cell batteries Common flashlight batteries are primary wet-cell batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? Protons only Electrons, ions, and neutrons Electrons, protons, and neutrons Electrons, protons, and ions None of these Protons only Electrons, ions, and neutrons Electrons, protons, and neutrons Electrons, protons, and ions None of these ANSWER DOWNLOAD EXAMIANS APP
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