Electronic Principles Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage? 120 V 100 V 170 V 180 V None of these 120 V 100 V 170 V 180 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: batteries generators None of these oscillators lightning batteries generators None of these oscillators lightning ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At room temperature an intrinsic silicon crystal acts approximately like None of these an insulator a piece of copper wire a conductor a battery None of these an insulator a piece of copper wire a conductor a battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? None of these 0.05 mA 3.2 mA 3.75 mA 13 mA None of these 0.05 mA 3.2 mA 3.75 mA 13 mA 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 60 Ohm 70.7Ohm None of these 99.3 Ohm 250 Ohm 60 Ohm 70.7Ohm None of these 99.3 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: One-half the primary current No more than 10% less than the primary current Same as the primary current Twice the primary current None of these One-half the primary current No more than 10% less than the primary current Same as the primary current Twice the primary current None of these ANSWER DOWNLOAD EXAMIANS APP
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