Electronic Principles Waveforms are graphs that show: 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 the passage of time on the vertical axis and amplitude on the horizontal axis frequency 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 the passage of time on the vertical axis and amplitude on the horizontal axis frequency on the vertical axis and amplitude on the horizontal axis ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? One - a negative terminal Four - two negative and two positive Three - negative, positive and neutral terminals Two - a negative terminal and a positive terminal None of these One - a negative terminal Four - two negative and two positive Three - negative, positive and neutral terminals Two - a negative terminal and a positive terminal None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? 34.4 mA 28.4 mA None of these 24.2 mA 68.4 mA 34.4 mA 28.4 mA None of these 24.2 mA 68.4 mA 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? I = P/E None of these P = IE P = E2/R P = I2R I = P/E None of these P = IE P = E2/R P = I2R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the algebraic sum of this series of values:+2, -3, -6,+4? 2 -3 -6 None of these 2 -3 -6 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff current source has a resistance of At least 10 Ohm Less than 10 Ohm More than 100 k Ohm None of these Less than 100 k Ohm At least 10 Ohm Less than 10 Ohm More than 100 k Ohm None of these Less than 100 k Ohm ANSWER DOWNLOAD EXAMIANS APP
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