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 None of these 0.02 A 2.02 A 0.41666666666667 0.955 A None of these 0.02 A 2.02 A 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? 690 Ohm None of these less than 1 Ohm 1590 Ohm 312 Ohm 690 Ohm None of these less than 1 Ohm 1590 Ohm 312 Ohm ANSWER DOWNLOAD EXAMIANS APP
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? 28.4 mA 24.2 mA None of these 68.4 mA 34.4 mA 28.4 mA 24.2 mA None of these 68.4 mA 34.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? None of these 410 Ohm 310 Ohm 400 Ohm 550 Ohm None of these 410 Ohm 310 Ohm 400 Ohm 550 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much power is being dissipated by a 1000 W resistance that has 25 V applied to it? 0.625 W 325 kW 80 W 0.24 W None of these 0.625 W 325 kW 80 W 0.24 W None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs? I = P/E P = E2/R P = IE P = I2R None of these I = P/E P = E2/R P = IE P = I2R None of these ANSWER DOWNLOAD EXAMIANS APP
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