Electronic Principles Which one of the following kinds of materials has the highest permeability? A ferromagnetic material None of these All of these A diamagnetic material A paramagnetic material A ferromagnetic material None of these All of these A diamagnetic material A paramagnetic material ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 6 9 85 None of these 81 6 9 85 None of these 81 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? I = P/E P = PR None of these P = E2/R R = E2/P I = P/E P = PR None of these P = E2/R R = E2/P ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitance of a series capacitor circuit is: None of these equal to the source voltage divided by total current equal to the sum of the individual capacitance values equal to the sun of the individual capacitive-reactance values less than the value of the smallest capacitor None of these equal to the source voltage divided by total current equal to the sum of the individual capacitance values equal to the sun of the individual capacitive-reactance values less than the value of the smallest capacitor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm? 150 ohm None of these 220 ohm 690 ohm 445 ohm 150 ohm None of these 220 ohm 690 ohm 445 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? less than 1 Ohm None of these 312 Ohm 1590 Ohm 690 Ohm less than 1 Ohm None of these 312 Ohm 1590 Ohm 690 Ohm ANSWER DOWNLOAD EXAMIANS APP