Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? None of these 28.4 mA 24.2 mA 34.4 mA 68.4 mA None of these 28.4 mA 24.2 mA 34.4 mA 68.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: None of these a poor conductor of electrostatic fields a good insulator a good conductor of magnetic fields a good conductor None of these a poor conductor of electrostatic fields a good insulator a good conductor of magnetic fields a good conductor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: None of these has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 None of these has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of None of these At least 10 Ohm Less than 100 k Ohm More than 100 k Ohm less than 10 Ohm None of these At least 10 Ohm Less than 100 k Ohm More than 100 k Ohm less than 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Positive ions are atoms that have Lost an electron Gained an electron None of these Lost a proton Gained a proton Lost an electron Gained an electron None of these Lost a proton Gained a proton ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source? 0.955 A 0.41666666666667 2.02 A 0.02 A None of these 0.955 A 0.41666666666667 2.02 A 0.02 A None of these ANSWER DOWNLOAD EXAMIANS APP
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