Electronic Principles What is a free electron? An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron An electron that has no electrical charge None of these An electron that costs nothing An electron that has been freed from its parent atom An electron that has twice the amount of charge of a normal electron An electron that has no electrical charge None of these An electron that costs nothing ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The merging of a free electron and a hole is called Covalent bonding Thermal energy Recombination Lifetime None of these Covalent bonding Thermal energy Recombination Lifetime None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Wattmeter Ohmmeter Ammeter None of these Voltmeter Wattmeter Ohmmeter Ammeter None of these Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a: purely resistive circuit parallel RL circuit parallel RC circuit None of these parallel RLC circuit operated above its resonant frequency purely resistive circuit parallel RL circuit parallel RC circuit None of these parallel RLC circuit operated above its resonant frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A farad is defined as the amount of capacitance necessary for: None of these changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing causing an ac phase shift greater than 90 degree storing 1 V for 1 second dissipating 1 W of power None of these changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing causing an ac phase shift greater than 90 degree storing 1 V for 1 second dissipating 1 W of power ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage, if 100 ohm resistor connected in parallel with an inductor that has a reactance of 200W? None of these 0 degree 90 degree 180 degree 26.6 degree None of these 0 degree 90 degree 180 degree 26.6 degree ANSWER DOWNLOAD EXAMIANS APP