Electronic Principles Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode 11 mA 14 mA 10 mA 12 mA None of these 11 mA 14 mA 10 mA 12 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: from right to left from positive to negative from negative to positive from neutral to positive None of these from right to left from positive to negative from negative to positive from neutral to positive None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? None of these 0.4 A 0.3 A 0.2 A 0.6 A None of these 0.4 A 0.3 A 0.2 A 0.6 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts mechanical into electrical energy is? thermocouple generator solar cell chemical cell None of these thermocouple generator solar cell chemical cell None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: None of these the number of cycles completed in one second the time required to complete one full cycle the time required for the voltage to rise from 10% to 90% of the peak amplitude equal to 0.707 times the peak amplitude None of these the number of cycles completed in one second the time required to complete one full cycle the time required for the voltage to rise from 10% to 90% of the peak amplitude equal to 0.707 times the peak amplitude ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? An electron that has no electrical charge An electron that costs nothing None of these An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron An electron that has no electrical charge An electron that costs nothing None of these An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron ANSWER DOWNLOAD EXAMIANS APP
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