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? 700 V 707 V 208 V None of these 651 V 700 V 707 V 208 V None of these 651 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitance of a series capacitor circuit is: equal to the source voltage divided by total current None of these equal to the sun of the individual capacitive-reactance values less than the value of the smallest capacitor equal to the sum of the individual capacitance values equal to the source voltage divided by total current None of these equal to the sun of the individual capacitive-reactance values less than the value of the smallest capacitor equal to the sum of the individual capacitance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 157 raA None of these 0.995 mA 2.02 A 0.151 mA 157 raA None of these 0.995 mA 2.02 A 0.151 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The basic unit of measurement for resistance is the: ampere ohm volt None of these watt ampere ohm volt None of these watt ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a parallel circuit? The total voltage in a parallel circuit is always less than the value of the smallest voltage None of these The total voltage of a parallel circuit is the same as the voltages across each branch The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is always less than the value of the smallest voltage None of these The total voltage of a parallel circuit is the same as the voltages across each branch The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? 2 k Ohm None of these 20 k Ohm 10 k Ohm 1 k Ohm 2 k Ohm None of these 20 k Ohm 10 k Ohm 1 k Ohm ANSWER DOWNLOAD EXAMIANS APP