Electronic Principles Waveforms are graphs that show: amplitude on the vertical axis and the passage of time on the horizontal axis frequency on the vertical axis and amplitude on the horizontal axis the passage of time on the vertical axis and amplitude on the horizontal axis amplitude on the vertical axis and frequency on the horizontal axis None of these amplitude on the vertical axis and the passage of time on the horizontal axis frequency on the vertical axis and amplitude on the horizontal axis the passage of time on the vertical axis and amplitude on the horizontal axis amplitude on the vertical axis and frequency on the horizontal axis 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? 350 µA 300 µA None of these 250 µA 0.25 µA 350 µA 300 µA None of these 250 µA 0.25 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: thrice the amount of total current None of these cuts the total current by one-half doubles the amount of total current has no effect on the total circuit current thrice the amount of total current None of these cuts the total current by one-half doubles the amount of total current has no effect on the total circuit current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom An electron that has no electrical charge An electron that costs nothing None of these An electron that has twice the amount of charge of a normal electron An electron that has been freed from its parent atom An electron that has no electrical charge An electron that costs nothing None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 micro A is: one-millionth of an ampere 1000 A None of these one million amperes 10000A one-millionth of an ampere 1000 A None of these one million amperes 10000A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? 16.3 mA 18.2 mA None of these 55 A 55.86 A 16.3 mA 18.2 mA None of these 55 A 55.86 A ANSWER DOWNLOAD EXAMIANS APP