Electronic Principles The equivalent of 1 micro A is: 1000 A None of these one million amperes 10000A one-millionth of an ampere 1000 A None of these one million amperes 10000A one-millionth of an ampere ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 30 V 12 V 24 V 18 V None of these 30 V 12 V 24 V 18 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 14.8 µA None of these 7.8 µA 7.75 µA 10.3 µA 14.8 µA None of these 7.8 µA 7.75 µA 10.3 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much power is being dissipated by a 1000 W resistance that has 25 V applied to it? 325 kW 0.625 W 0.24 W 80 W None of these 325 kW 0.625 W 0.24 W 80 W None of these 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? 250 Ohm None of these 99.3 Ohm 70.7Ohm 60 Ohm 250 Ohm None of these 99.3 Ohm 70.7Ohm 60 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic semiconductor has None of these a few free electrons and holes No holes many free electrons many holes None of these a few free electrons and holes No holes many free electrons many holes ANSWER DOWNLOAD EXAMIANS APP
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