Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Voltmeter Wattmeter Ohmmeter None of these Ammeter Voltmeter Wattmeter Ohmmeter None of these Ammeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage? 170 V 120 V None of these 100 V 180 V 170 V 120 V None of these 100 V 180 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 50 A None of these 0.20833333333333 20 A 50 A None of these 0.20833333333333 20 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the Q point moves along the load line, the voltage increases when the current Decreases None of these Increases Can be any of above Stays the same Decreases None of these Increases Can be any of above Stays the same ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: None of these from neutral to positive from negative to positive from right to left from positive to negative None of these from neutral to positive from negative to positive from right to left from positive to negative ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 0.5A 0.083333333333333 7200 A 180 A None of these 0.5A 0.083333333333333 7200 A 180 A None of these ANSWER DOWNLOAD EXAMIANS APP
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