Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 7200 A 0.5A 0.083333333333333 None of these 180 A 7200 A 0.5A 0.083333333333333 None of these 180 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? None of these 700 V 707 V 651 V 208 V None of these 700 V 707 V 651 V 208 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude the time required to complete one full cycle equal to 0.707 times the peak amplitude the number of cycles completed in one second None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude the time required to complete one full cycle equal to 0.707 times the peak amplitude the number of cycles completed in one second ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at None of these lower end of the load line upper end of the load line infinity middle of the load line None of these lower end of the load line upper end of the load line infinity middle of the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the voltage drop and amount of resistance? P = IE P = E2/R P = I2R None of these I = P/E P = IE P = E2/R P = I2R None of these I = P/E ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? None of these An electron that has been freed from its parent atom An electron that has no electrical charge An electron that costs nothing An electron that has twice the amount of charge of a normal electron None of these An electron that has been freed from its parent atom An electron that has no electrical charge An electron that costs nothing An electron that has twice the amount of charge of a normal electron ANSWER DOWNLOAD EXAMIANS APP
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