Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 13 mA 0.05 mA 3.75 mA 3.2 mA None of these 13 mA 0.05 mA 3.75 mA 3.2 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? 220 ohm 690 ohm None of these 445 ohm 150 ohm 220 ohm 690 ohm None of these 445 ohm 150 ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the voltage drop and amount of resistance? P = E2/R P = I2R None of these I = P/E P = IE P = E2/R P = I2R None of these I = P/E P = IE ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A dielectric material is: a good conductor of magnetic fields a good conductor None of these a good insulator a poor conductor of electrostatic fields a good conductor of magnetic fields a good conductor None of these a good insulator a poor conductor of electrostatic fields ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from zero to its rms value from 10% of the peak value to 70.7% of the peak value None of these from 10% of the peak value to 90% of the peak value from zero to its peak value from zero to its rms value from 10% of the peak value to 70.7% of the peak value None of these from 10% of the peak value to 90% of the peak value from zero to its peak value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total inductance of a series inductor circuit is: less than the value of the smallest inductor None of these equal to the sum of the individual inductive-reactance values equal to the source voltage divided by total current equal to the sum of the individual inductance values less than the value of the smallest inductor None of these equal to the sum of the individual inductive-reactance values equal to the source voltage divided by total current equal to the sum of the individual inductance values ANSWER DOWNLOAD EXAMIANS APP
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