Electronic Principles What is one important thing transistors do? Regulate voltage None of these Emit light Rectify line voltage Amplify weak signals Regulate voltage None of these Emit light Rectify line voltage Amplify weak signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is The flow of charged particles through a material The number of free electrons in an atom None of these The force that causes electrons to flow An imbalance of electrical charges The flow of charged particles through a material The number of free electrons in an atom None of these The force that causes electrons to flow An imbalance of electrical charges ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? 200 mW 300 mW 20 mW 10 mW None of these 200 mW 300 mW 20 mW 10 mW None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of At least 10 Ohm More than 100 k Ohm less than 10 Ohm None of these Less than 100 k Ohm At least 10 Ohm More than 100 k Ohm less than 10 Ohm None of these Less than 100 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best applies to a series RLC circuit? None of these The voltage waveform for each component always has the same amplitude and phase as the applied voltage The sum of the current is always less than the applied current All of these The current waveform for each component always has the same amplitude and phase as the applied current None of these The voltage waveform for each component always has the same amplitude and phase as the applied voltage The sum of the current is always less than the applied current All of these The current waveform for each component always has the same amplitude and phase as the applied current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? Free electrons Doping Valence electrons Thermal energy None of these Free electrons Doping Valence electrons Thermal energy None of these ANSWER DOWNLOAD EXAMIANS APP