Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with an inductor that has a reactance of 200 W? 88.8 ohm None of these 224 ohm 77.7 ohm 89.3 ohm 88.8 ohm None of these 224 ohm 77.7 ohm 89.3 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm? 60 Ohm 99.3 Ohm None of these 70.7Ohm 250 Ohm 60 Ohm 99.3 Ohm None of these 70.7Ohm 250 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 312 Ohm 1590 Ohm 690 Ohm None of these less than 1 Ohm 312 Ohm 1590 Ohm 690 Ohm None of these 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? None of these 157 raA 0.151 mA 2.02 A 0.995 mA None of these 157 raA 0.151 mA 2.02 A 0.995 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? None of these Secondary voltage Primary voltage Neither Impossible to say None of these Secondary voltage Primary voltage Neither Impossible to say ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? None of these 200 mA 208 mA 7.8 mA 300 mA None of these 200 mA 208 mA 7.8 mA 300 mA ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS