Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.2 mA 0.05 mA 13 mA 3.75 mA None of these 3.2 mA 0.05 mA 13 mA 3.75 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a series RC circuit? The total current is equal to the sum of the currents for the resistance and capacitance None of these The total current is less than the sum of the currents for the resistance and capacitance The total current is greater than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit The total current is equal to the sum of the currents for the resistance and capacitance None of these The total current is less than the sum of the currents for the resistance and capacitance The total current is greater than the sum of the currents for the resistance and capacitance The current always has the same amplitude and phase for every part of the circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: cuts the capacitive reactance in half doubles the amount of capacitive reactance None of these multiplies the capacitive reactance by 7 has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of capacitive reactance None of these multiplies the capacitive reactance by 7 has no effect on the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain increases contant decreases can be any of the above None of these increases contant decreases can be any of the above None of these 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? 410 Ohm 400 Ohm 550 Ohm None of these 310 Ohm 410 Ohm 400 Ohm 550 Ohm None of these 310 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following kinds of materials has the highest permeability? None of these A paramagnetic material A diamagnetic material All of these A ferromagnetic material None of these A paramagnetic material A diamagnetic material All of these A ferromagnetic material ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS