Electronic Principles A high-pass filter: passes lower-frequency signals and reduces higher-frequency signals has no effect on ac signals None of these passes higher-frequency signals and reduces lower-frequency signals increases the level of all frequencies by a significant amount passes lower-frequency signals and reduces higher-frequency signals has no effect on ac signals None of these passes higher-frequency signals and reduces lower-frequency signals increases the level of all frequencies by a significant amount ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 0.02 micro F capacitor that is operating from a 12-V ac, 100-Hz source? 0.995 mA 2.02 A None of these 0.151 mA 157 raA 0.995 mA 2.02 A None of these 0.151 mA 157 raA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between a conductor and an insulator? None of these An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all The difference between conductors and insulators depends on how they are used A conductor allows current to flow much easier than an insulator does An insulator allows current to flow much easier than a conductor does None of these An insulator has an excessive number of free electrons, while a conductor has a few free electrons or none at all The difference between conductors and insulators depends on how they are used A conductor allows current to flow much easier than an insulator does An insulator allows current to flow much easier than a conductor does ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: No more than 10% less than the primary current Twice the primary current One-half the primary current None of these Same as the primary current No more than 10% less than the primary current Twice the primary current One-half the primary current None of these Same as the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements applies to common, non-rechargeable flashlight batteries? Common flashlight batteries are secondary wet-cell batteries None of these Common flashlight batteries are secondary dry-cell batteries Common flashlight batteries are primary dry-cell batteries Common flashlight batteries are primary wet-cell batteries Common flashlight batteries are secondary wet-cell batteries None of these Common flashlight batteries are secondary dry-cell batteries Common flashlight batteries are primary dry-cell batteries Common flashlight batteries are primary wet-cell batteries ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: multiplies the capacitive reactance by 7 has no effect on the capacitive reactance doubles the amount of capacitive reactance None of these cuts the capacitive reactance in half multiplies the capacitive reactance by 7 has no effect on the capacitive reactance doubles the amount of capacitive reactance None of these cuts the capacitive reactance in half ANSWER DOWNLOAD EXAMIANS APP