Electronic Principles What is one important thing transistors do? Rectify line voltage Emit light Regulate voltage None of these Amplify weak signals Rectify line voltage Emit light Regulate voltage None of these Amplify weak signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: the amount of voltage it can withstand before breaking down how well the material concentrates magnetic lines of force the amount of opposition to the current flow how well the material concentrates electrostatic lines of force None of these the amount of voltage it can withstand before breaking down how well the material concentrates magnetic lines of force the amount of opposition to the current flow how well the material concentrates electrostatic lines of force None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature a conductor has low many holes? Same number as free electrons None of these many less than the free electrons Only those produced by thermal energy Same number as free electrons None of these many less than the free electrons Only those produced by thermal energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RC circuit? The total current is equal to the sum of the currents for the resistance and capacitance None of these The current always has the same amplitude and phase for every part of the circuit The total current is less than the sum of the currents for the resistance and capacitance The total current. is greater than the sum of the currents for the resistance and capacitance The total current is equal to the sum of the currents for the resistance and capacitance None of these The current always has the same amplitude and phase for every part of the circuit The total current is less than the sum of the currents for the resistance and capacitance The total current. is greater than the sum of the currents for the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? decreases stays the same increases any of the above None of these decreases stays the same increases any of the above None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much power is being dissipated by a 1000 W resistance that has 25 V applied to it? 325 kW 80 W None of these 0.24 W 0.625 W 325 kW 80 W None of these 0.24 W 0.625 W ANSWER DOWNLOAD EXAMIANS APP
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