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 20 A None of these 0.20833333333333 50 A 20 A None of these 0.20833333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of device is a diode? Nonlinear None of these Linear Unipolar Bilateral Nonlinear None of these Linear Unipolar Bilateral ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? Four - two negative and two positive Three - negative, positive and neutral terminals One - a negative terminal None of these Two - a negative terminal and a positive terminal Four - two negative and two positive Three - negative, positive and neutral terminals One - a negative terminal None of these Two - a negative terminal and a positive terminal ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has how many doped regions? 2 3 4 1 None of these 2 3 4 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A battery is a device composed of one or more: piezoeletric cells None of these chemical cells solar cells voltage generators piezoeletric cells None of these chemical cells solar cells voltage generators ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a series RLC circuit: always increases as the applied frequency increases is maximum at the resonant frequency always decreases as the applied frequency increases is minimum at the resonant frequency None of these always increases as the applied frequency increases is maximum at the resonant frequency always decreases as the applied frequency increases is minimum at the resonant frequency None of these ANSWER DOWNLOAD EXAMIANS APP
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