Electronic Principles Positive ions are atoms that have Lost a proton Gained an electron Lost an electron Gained a proton None of these Lost a proton Gained an electron Lost an electron Gained a proton None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What are the main parts of an atom? None of these Electrons, ions, and neutrons Electrons, protons, and ions Electrons, protons, and neutrons Protons only None of these Electrons, ions, and neutrons Electrons, protons, and ions Electrons, protons, and neutrons Protons only ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it? I = ER None of these I = E/R E = PR E = I2R I = ER None of these I = E/R E = PR E = I2R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? None of these 310 Ohm 550 Ohm 400 Ohm 410 Ohm None of these 310 Ohm 550 Ohm 400 Ohm 410 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? 651 V 707 V 700 V 208 V None of these 651 V 707 V 700 V 208 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of conventional current flow is: from neutral to positive from negative to positive from positive to negative from left to right None of these from neutral to positive from negative to positive from positive to negative from left to right None of these ANSWER DOWNLOAD EXAMIANS APP
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