Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Voltmeter Ohmmeter Ammeter Wattmeter None of these Voltmeter Ohmmeter Ammeter Wattmeter None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? None of these 20 mW 300 mW 200 mW 10 mW None of these 20 mW 300 mW 200 mW 10 mW ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The emitter diode is usually Operating in the breakdwon region None of these Forward-biased Nonconducting Reverse-biased Operating in the breakdwon region None of these Forward-biased Nonconducting Reverse-biased ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The amount of magnetic flux that is not confined to the core material of an electromagnet None of these The force of attraction between the poles of a permanent and temporary magnetic field The circular magnetic field that surrounds a conductor carrying a current Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The amount of magnetic flux that is not confined to the core material of an electromagnet None of these The force of attraction between the poles of a permanent and temporary magnetic field The circular magnetic field that surrounds a conductor carrying a current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: the number of cycles completed in one second the time required for the voltage to rise from 10% to 90% of the peak amplitude None of these equal to 0.707 times the peak amplitude the time required to complete one full cycle the number of cycles completed in one second the time required for the voltage to rise from 10% to 90% of the peak amplitude None of these equal to 0.707 times the peak amplitude the time required to complete one full cycle ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A typical light switch in your home is a: toggle switch momentary push button switch None of these rotary switch knife switch toggle switch momentary push button switch None of these rotary switch knife switch ANSWER DOWNLOAD EXAMIANS APP
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