Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit? None of these Flux density Reluctance Number of lines of force Magnetomotive force None of these Flux density Reluctance Number of lines of force Magnetomotive force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 cuts the capacitive reactance in half None of these has no effect on the capacitive reactance doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 cuts the capacitive reactance in half None of these has no effect on the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it? I = ER I = E/R None of these E = I2R E = PR I = ER I = E/R None of these E = I2R E = PR ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The voltage across a 1N4001 is 0.93V when the current is 1A. What is the power dissipation of the diode for these values? 9.3 W 0.93 W None of these 0.93 V 0.041666666666667 9.3 W 0.93 W None of these 0.93 V 0.041666666666667 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode None of these 10 mA 12 mA 14 mA 11 mA None of these 10 mA 12 mA 14 mA 11 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? 1590 Ohm less than 1 Ohm 690 Ohm None of these 312 Ohm 1590 Ohm less than 1 Ohm 690 Ohm None of these 312 Ohm ANSWER DOWNLOAD EXAMIANS APP
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