Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? 5 Ohm 50 Ohm or more 100 Ohm None of these 6 Ohm 5 Ohm 50 Ohm or more 100 Ohm None of these 6 Ohm 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 power dissipation of a resistance when you know the voltage drop and current? None of these I = P/E P = I2R P = E2/R P = IE None of these I = P/E P = I2R P = E2/R P = IE ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles One henry of inductance is defined as: the amount of inductance required to change the frequency of a current by 1 Hz the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second the number of turns of wire in an inductor multiplied by the amount of current flowing through it the amount of counter emf required to reduce a current to 1 A None of these the amount of inductance required to change the frequency of a current by 1 Hz the amount of inductance required for generating 1 V of counter emf when the current changes at the rate of 1 A per second the number of turns of wire in an inductor multiplied by the amount of current flowing through it the amount of counter emf required to reduce a current to 1 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: doubles the amount of capacitive reactance has no effect on the capacitive reactance multiplies the capacitive reactance by 7 cuts the capacitive reactance in half None of these doubles the amount of capacitive reactance has no effect on the capacitive reactance multiplies the capacitive reactance by 7 cuts the capacitive reactance in half None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to resistance in an electrical circuit? Permeance There is no valid comparison Retentivity Permeability Reluctance Permeance There is no valid comparison Retentivity Permeability Reluctance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When a parallel RLC circuit is operating at its resonant frequency: inductive reactance is greater than the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance inductive reactance is equal to the capacitive reactance inductive reactance is greater than the capacitive reactance None of these the difference between inductive and capacitive reactance is equal to the resistance capacitive reactance is greater than the inductive reactance inductive reactance is equal to the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
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