Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 6 W None of these 3 W 122 W 64 W 6 W None of these 3 W 122 W 64 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The value of a capacitor can be made larger by: decreasing the area of the plates None of these increasing the frequency of the applied voltage increasing the area of the plates increasing the voltage applied to the plates decreasing the area of the plates None of these increasing the frequency of the applied voltage increasing the area of the plates increasing the voltage applied to the plates ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 2.02 A 0.995 mA 0.151 mA None of these 157 raA 2.02 A 0.995 mA 0.151 mA None of these 157 raA 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
Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? 600 V 24 V 4.73 0.4 V None of these 600 V 24 V 4.73 0.4 V None of these 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? 3.2 mA 0.05 mA None of these 3.75 mA 13 mA 3.2 mA 0.05 mA None of these 3.75 mA 13 mA ANSWER DOWNLOAD EXAMIANS APP
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