Electronic Principles What is one important thing transistors do? Rectify line voltage Regulate voltage Emit light None of these Amplify weak signals Rectify line voltage Regulate voltage Emit light None of these Amplify weak signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An intrinsic semiconductor has some holes in it at room temperature. What causes these holes? None of these Thermal energy Free electrons Valence electrons Doping None of these Thermal energy Free electrons Valence electrons Doping ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How may valence electrons does a silicon atom have? 2 None of these 1 4 2 None of these 1 4 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of battery is most likely included in a cordless electric knife? Nicad battery None of these Mercury-cell battery Zinc-carbon battery Lead-acid battery Nicad battery None of these Mercury-cell battery Zinc-carbon battery Lead-acid battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a good conductor of magnetic fields a good conductor None of these a good insulator a poor conductor of electrostatic fields a good conductor of magnetic fields a good conductor None of these a good insulator a poor conductor of electrostatic fields ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a series RLC circuit is operating at its resonant frequency: inductive reactance is equal to the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance inductive reactance is greater than the capacitive reactance inductive reactance is equal to the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance inductive reactance is greater than the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS