Electronic Principles Waveforms are graphs that show: 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 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 18.8 V 10.17 V None of these 0.17 V 20 V 18.8 V 10.17 V None of these 0.17 V 20 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 410 Ohm None of these 550 Ohm 310 Ohm 400 Ohm 410 Ohm None of these 550 Ohm 310 Ohm 400 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The south pole of a magnet is the one: that would be attracted to the earth's south magnetic pole that would be attracted to the earths north magnetic pole that has its molecules arranged in a random pattern that would be repelled by the north pole of another magnet None of these that would be attracted to the earth's south magnetic pole that would be attracted to the earths north magnetic pole that has its molecules arranged in a random pattern that would be repelled by the north pole of another magnet None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a free electron? An electron that has no electrical charge An electron that has been freed from its parent atom None of these An electron that has twice the amount of charge of a normal electron An electron that costs nothing An electron that has no electrical charge An electron that has been freed from its parent atom None of these An electron that has twice the amount of charge of a normal electron An electron that costs nothing ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the number of turns of wire in an inductor: multiplies the value of inductance by four reduces the value of inductance by one-half reduces the value of inductance by one-fourth multiplies the value of inductance by two None of these multiplies the value of inductance by four reduces the value of inductance by one-half reduces the value of inductance by one-fourth multiplies the value of inductance by two None of these ANSWER DOWNLOAD EXAMIANS APP