Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Voltmeter None of these Wattmeter Ohmmeter Ammeter Voltmeter None of these Wattmeter Ohmmeter Ammeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? 6 Ohm 50 Ohm or more None of these 100 Ohm 5 Ohm 6 Ohm 50 Ohm or more None of these 100 Ohm 5 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is 20 V 0.7 V 0.8 V None of these 20 V 0.7 V 0.8 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 300 µA 350 µA None of these 250 µA 0.25 µA 300 µA 350 µA None of these 250 µA 0.25 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is 0.5 mA 2 mA None of these 200 A 0.083333333333333 0.5 mA 2 mA None of these 200 A 0.083333333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A real voltage source has None of these A small internal resistance Zero internal resistance Infinite internal resistance A large internal resistance None of these A small internal resistance Zero internal resistance Infinite internal resistance A large internal resistance ANSWER DOWNLOAD EXAMIANS APP
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