Electronic Principles Doubling the operating frequency of a purely capacitive circuit: doubles the amount of total current None of these thrice the amount of total current cuts the total current by one-half has no effect on the total circuit current doubles the amount of total current None of these thrice the amount of total current cuts the total current by one-half has no effect on the total circuit current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? None of these 20 k Ohm 1 k Ohm 2 k Ohm 10 k Ohm None of these 20 k Ohm 1 k Ohm 2 k Ohm 10 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The core of an electromagnet is said to be in saturation when: the core is permitted to move freely within the coil frequent changes in the direction of current through the coil causes heating effects in the core material changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these an increase in current through the coil causes no further increase in the mmf the core is permitted to move freely within the coil frequent changes in the direction of current through the coil causes heating effects in the core material changing the polarity of the current in the coil changes the polarity of the magnetic field around the core None of these an increase in current through the coil causes no further increase in the mmf ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: None of these equal to the source voltage divided by total current equal to the sum of the individual inductance values less than the value of the smallest inductor equal to the sum of the individual inductive-reactance values None of these equal to the source voltage divided by total current equal to the sum of the individual inductance values less than the value of the smallest inductor equal to the sum of the individual inductive-reactance values ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at upper end of the load line lower end of the load line infinity None of these middle of the load line upper end of the load line lower end of the load line infinity None of these middle of the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts light energy to electrical energy is called a: None of these photodiode photo transistor thermocouple solar cell None of these photodiode photo transistor thermocouple solar cell ANSWER DOWNLOAD EXAMIANS APP
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