Electronic Principles What causes the depletion layer? Doping Recombination Ions Barrier potential None of these Doping Recombination Ions Barrier potential None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: None of these is maximum at the resonant frequency 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 None of these is maximum at the resonant frequency 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 Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? None of these 35.4 V 37.4 V 38.74 V 30.4 V None of these 35.4 V 37.4 V 38.74 V 30.4 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Voltage is The smallest electrically charged particle None of these The number of free electrons in an atom Trie force that causes electrons to flow The flow of charged particles through a material The smallest electrically charged particle None of these The number of free electrons in an atom Trie force that causes electrons to flow The flow of charged particles through a material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a series RLC circuit is operating at its resonant frequency: inductive reactance is greater than the capacitive reactance inductive reactance is equal to the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance None of these inductive reactance is greater than the capacitive reactance inductive reactance is equal to the capacitive reactance the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these the core is permitted to move freely within the coil an increase in current through the coil causes no further increase in the mmf frequent changes in the direction of current through the coil causes heating effects in the core material changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these the core is permitted to move freely within the coil an increase in current through the coil causes no further increase in the mmf frequent changes in the direction of current through the coil causes heating effects in the core material ANSWER DOWNLOAD EXAMIANS APP
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