Electronic Principles Positive ions are atoms that have Gained a proton None of these Lost a proton Gained an electron Lost an electron Gained a proton None of these Lost a proton Gained an electron Lost an electron ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately applies to the frequency of a waveform? Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz None of these The higher the amplitude of a waveform, the higher its frequency The actual frequency of a sine waveform is 1.41 times the working frequency The longer the period of a waveform, the lower its frequency Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz None of these The higher the amplitude of a waveform, the higher its frequency The actual frequency of a sine waveform is 1.41 times the working frequency The longer the period of a waveform, the lower its frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 4 0.5 180 0.25 None of these 4 0.5 180 0.25 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best applies to a parallel RLC circuit? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? Impossible to say Neither Primary voltage Secondary voltage None of these Impossible to say Neither Primary voltage Secondary voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is -1 4 1 None of these -1 4 1 None of these ANSWER DOWNLOAD EXAMIANS APP