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 3.75 mA 13 mA 0.05 mA None of these 3.2 mA 3.75 mA 13 mA 0.05 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm? None of these 220 ohm 150 ohm 445 ohm 690 ohm None of these 220 ohm 150 ohm 445 ohm 690 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude the time required to complete one full cycle equal to 0.707 times the peak amplitude the number of cycles completed in one second None of these the time required for the voltage to rise from 10% to 90% of the peak amplitude the time required to complete one full cycle equal to 0.707 times the peak amplitude the number of cycles completed in one second ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio for the transformer specified in the above question? 0.707 0.575 None of these 1.5 10.738 0.707 0.575 None of these 1.5 10.738 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: doubles the amount of a capacitive reactance None of these cuts the capacitive reactance in half multiplies the capacitive reactance by 6.28 has no effect on the capacitive reactance doubles the amount of a capacitive reactance None of these cuts the capacitive reactance in half multiplies the capacitive reactance by 6.28 has no effect on the capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the algebraic sum of this series of values:+2, -3, -6,+4? -3 2 None of these -6 -3 2 None of these -6 ANSWER DOWNLOAD EXAMIANS APP
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