Electronic Principles Doubling the operating frequency of a purely capacitive circuit: None of these cuts the total current by one-half doubles the amount of total current thrice the amount of total current has no effect on the total circuit current None of these cuts the total current by one-half doubles the amount of total current thrice the amount of total current has no effect on the total circuit current 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 The core of an electromagnet is said to be in saturation when: frequent changes in the direction of current through the coil causes heating effects in the core material the core is permitted to move freely within the coil changing the polarity of the current in the coil changes the polarity of the magnetic field around the core an increase in current through the coil causes no further increase in the mmf None of these frequent changes in the direction of current through the coil causes heating effects in the core material the core is permitted to move freely within the coil changing the polarity of the current in the coil changes the polarity of the magnetic field around the core an increase in current through the coil causes no further increase in the mmf None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of Less than 100 k Ohm less than 10 Ohm More than 100 k Ohm At least 10 Ohm None of these Less than 100 k Ohm less than 10 Ohm More than 100 k Ohm At least 10 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: None of these cuts the capacitive reactance in half has no effect on the capacitive reactance multiplies the capacitive reactance by 6.28 doubles the amount of a capacitive reactance None of these cuts the capacitive reactance in half has no effect on the capacitive reactance multiplies the capacitive reactance by 6.28 doubles the amount of a capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts thermal energy to electrical energy is called a: None of these thermocouple chemical cell solar cell piezoelectric devices None of these thermocouple chemical cell solar cell piezoelectric devices ANSWER DOWNLOAD EXAMIANS APP
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