Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Wattmeter Voltmeter None of these Ammeter Ohmmeter Wattmeter Voltmeter None of these Ammeter Ohmmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 micro A is: one million amperes None of these 1000 A one-millionth of an ampere 10000A one million amperes None of these 1000 A one-millionth of an ampere 10000A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Most AC power is obtained from: batteries oscillators None of these generators lightning batteries oscillators None of these generators lightning ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes are the minority carriers in which type of semiconductor? Extrinsic n-type p-type None of these Intrinsic Extrinsic n-type p-type None of these Intrinsic ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage? 170 V 120 V 100 V 180 V None of these 170 V 120 V 100 V 180 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction, but changes value periodically None of these The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time ANSWER DOWNLOAD EXAMIANS APP
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