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 24.2 mA 68.4 mA 34.4 mA 28.4 mA None of these 24.2 mA 68.4 mA 34.4 mA 28.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Reducing the amount of current through an inductor: None of these multiplies the value of inductance by two multiplies the value of inductance by four reduces the value of inductance by one-half has no effect on the inductance None of these multiplies the value of inductance by two multiplies the value of inductance by four reduces the value of inductance by one-half has no effect on the inductance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The peak value of a sine waveform is: the amplitude at 1.41 times the maximum value the amplitude at 90% of the maximum value the maximum positive or negative value the amplitude at 70.7% of the maximum value None of these the amplitude at 1.41 times the maximum value the amplitude at 90% of the maximum value the maximum positive or negative value the amplitude at 70.7% of the maximum value None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements applies to common auto batteries? Auto batteries are primary dry-cell batteries Auto batteries are primary wet-cell batteries Auto batteries are secondary wet-cell batteries Auto batteries are secondary dry-cell batteries None of these Auto batteries are primary dry-cell batteries Auto batteries are primary wet-cell batteries Auto batteries are secondary wet-cell batteries Auto batteries are secondary dry-cell batteries None of these 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 None of these Same as the primary current Twice the primary current One-half the primary current No more than 10% less than the primary current None of these Same as the primary current Twice the primary current One-half the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has how many doped regions? 2 None of these 3 1 4 2 None of these 3 1 4 ANSWER DOWNLOAD EXAMIANS APP