Electronic Principles A device that converts mechanical pressure to electrical energy is called a: solar cell nicad cell photodiode None of these piezoelectric device solar cell nicad cell photodiode None of these piezoelectric device ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: Twice the primary current One-half the primary current No more than 10% less than the primary current None of these Same as the primary current Twice the primary current One-half the primary current No more than 10% less than the primary current None of these Same as the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitive reactance of a parallel capacitor circuit is: equal to the sum of the individual capacitive-reactance values equal to the sum of the individual capacitance values equal to the source voltage divided by total current less than the capacitance value of the smallest capacitor None of these equal to the sum of the individual capacitive-reactance values equal to the sum of the individual capacitance values equal to the source voltage divided by total current less than the capacitance value of the smallest capacitor None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit? Flux density Reluctance None of these Number of lines of force Magnetomotive force Flux density Reluctance None of these Number of lines of force Magnetomotive force ANSWER DOWNLOAD EXAMIANS APP
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 10 mA 12 mA 11 mA 14 mA None of these 10 mA 12 mA 11 mA 14 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 10.17 V None of these 0.17 V 20 V 18.8 V 10.17 V None of these 0.17 V 20 V 18.8 V ANSWER DOWNLOAD EXAMIANS APP