Electronic Principles Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage? 180 V 100 V 170 V None of these 120 V 180 V 100 V 170 V None of these 120 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 180 0.5 4 None of these 0.25 180 0.5 4 None of these 0.25 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the supply current emitter current collector current base current None of these supply current emitter current collector current base current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Ohmmeter Voltmeter None of these Wattmeter Ammeter Ohmmeter Voltmeter None of these Wattmeter Ammeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the graph of current versus voltage is a straight line, the device is referred to as None of these Active Linear Bipolar Nonlinear None of these Active Linear Bipolar Nonlinear ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain decreases contant increases can be any of the above None of these decreases contant increases can be any of the above None of these ANSWER DOWNLOAD EXAMIANS APP