Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 300 mA 7.8 mA 200 mA 208 mA None of these 300 mA 7.8 mA 200 mA 208 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A high-pass filter: has no effect on ac signals None of these passes higher-frequency signals and reduces lower-frequency signals increases the level of all frequencies by a significant amount passes lower-frequency signals and reduces higher-frequency signals has no effect on ac signals None of these passes higher-frequency signals and reduces lower-frequency signals increases the level of all frequencies by a significant amount passes lower-frequency signals and reduces higher-frequency signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is most likely used for measuring the rate of electron flow? Voltmeter Wattmeter None of these Ohmmeter Ammeter Voltmeter Wattmeter None of these Ohmmeter Ammeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A battery is a device composed of one or more: None of these voltage generators piezoeletric cells chemical cells solar cells None of these voltage generators piezoeletric cells chemical cells solar cells ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of battery is most likely included in a cordless electric knife? Zinc-carbon battery Mercury-cell battery None of these Lead-acid battery Nicad battery Zinc-carbon battery Mercury-cell battery None of these Lead-acid battery Nicad battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: None of these two coils separated by a dielectric two dielectrics separated by a conductor two conductors separated by a dielectric two coils separated by a conductor None of these two coils separated by a dielectric two dielectrics separated by a conductor two conductors separated by a dielectric two coils separated by a conductor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS