Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 0.05 mA 13 mA 3.75 mA 3.2 mA None of these 0.05 mA 13 mA 3.75 mA 3.2 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 greater than the sum of the currents for the resistance and capacitance The total current is less 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 None of these The total current is equal to 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 total current is less 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 None of these The total current is equal to the sum of the currents for the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain is contant equals the collector current divided by the base current varies slightly varies enormously None of these is contant equals the collector current divided by the base current varies slightly varies enormously None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: reduces the value of inductance by one-fourth reduces the value of inductance by one-half None of these multiplies the value of inductance by two multiplies the value of inductance by four reduces the value of inductance by one-fourth reduces the value of inductance by one-half None of these multiplies the value of inductance by two multiplies the value of inductance by four ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? Two - a negative terminal and a positive terminal Three - negative, positive and neutral terminals One - a negative terminal Four - two negative and two positive None of these Two - a negative terminal and a positive terminal Three - negative, positive and neutral terminals One - a negative terminal Four - two negative and two positive None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? None of these 312 Ohm less than 1 Ohm 1590 Ohm 690 Ohm None of these 312 Ohm less than 1 Ohm 1590 Ohm 690 Ohm ANSWER DOWNLOAD EXAMIANS APP
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