Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 18.8 V None of these 20 V 0.17 V 10.17 V 18.8 V None of these 20 V 0.17 V 10.17 V ANSWER DOWNLOAD EXAMIANS APP
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? 224 ohm 89.3 ohm 88.8 ohm 77.7 ohm None of these 224 ohm 89.3 ohm 88.8 ohm 77.7 ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A high-pass filter: has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals None of these increases the level of all frequencies by a significant amount passes higher-frequency signals and reduces lower-frequency signals has no effect on ac signals passes lower-frequency signals and reduces higher-frequency signals None of these increases the level of all frequencies by a significant amount passes higher-frequency signals and reduces lower-frequency signals ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 6 W 122 W 3 W None of these 64 W 6 W 122 W 3 W None of these 64 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How many types of flow are there in a semiconductor? 3 1 None of these 2 3 1 None of these 2 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? 81 6 85 9 None of these 81 6 85 9 None of these ANSWER DOWNLOAD EXAMIANS APP
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