Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Chemical energy None of these Solar energy Electronical energy Mechanical energy Chemical energy None of these Solar energy Electronical energy Mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? Secondary voltage Neither Primary voltage Impossible to say None of these Secondary voltage Neither Primary voltage Impossible to say None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: is maximum at the resonant frequency None of these always decreases as the applied frequency increases always increases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance is maximum at the resonant frequency None of these always decreases as the applied frequency increases always increases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The Thevenin resistance is equal in value to the Internal resistance of a Morton circuit None of these Half the load resistance Load resistance Open-load resistance Internal resistance of a Morton circuit None of these Half the load resistance Load resistance Open-load resistance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 14.8 µA 7.8 µA 7.75 µA None of these 10.3 µA 14.8 µA 7.8 µA 7.75 µA None of these 10.3 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How may valence electrons does a silicon atom have? None of these 4 1 2 None of these 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
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