Electronic Principles Which one of the following devices is most often used for measuring electrical potential difference? Wattmeter Voltmeter None of these Ohmmeter Ammeter Wattmeter Voltmeter None of these Ohmmeter Ammeter 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? 7.75 µA 7.8 µA 14.8 µA 10.3 µA None of these 7.75 µA 7.8 µA 14.8 µA 10.3 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff? None of these 50 Ohm 60 Ohm 100 Ohm or more 10 Ohm None of these 50 Ohm 60 Ohm 100 Ohm or more 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? None of these Ammeter Voltmeter Wattmeter Ohmmeter None of these Ammeter Voltmeter Wattmeter Ohmmeter ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For normal operation of the transistor, the collector diode has to be Reverse-biased Forward-biased Operating in the breakdown region Nonconducting None of these Reverse-biased Forward-biased Operating in the breakdown region Nonconducting None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 20 A 50 A None of these 0.20833333333333 20 A 50 A None of these 0.20833333333333 ANSWER DOWNLOAD EXAMIANS APP