Electronic Principles A device that converts light energy to electrical energy is called a: None of these photodiode thermocouple photo transistor solar cell None of these photodiode thermocouple photo transistor solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: generators batteries None of these lightning oscillators generators batteries None of these lightning oscillators ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? None of these 9 6 81 85 None of these 9 6 81 85 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? 55 A 18.2 mA 55.86 A None of these 16.3 mA 55 A 18.2 mA 55.86 A None of these 16.3 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The dielectric constant of a material is a measure of: the amount of opposition to the current flow how well the material concentrates magnetic lines of force the amount of voltage it can withstand before breaking down None of these how well the material concentrates electrostatic lines of force the amount of opposition to the current flow how well the material concentrates magnetic lines of force the amount of voltage it can withstand before breaking down None of these how well the material concentrates electrostatic lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total capacitance of a series capacitor circuit is: less than the value of the smallest capacitor None of these equal to the sum of the individual capacitance values equal to the source voltage divided by total current equal to the sun of the individual capacitive-reactance values less than the value of the smallest capacitor None of these equal to the sum of the individual capacitance values equal to the source voltage divided by total current equal to the sun of the individual capacitive-reactance values ANSWER DOWNLOAD EXAMIANS APP