Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from 10% of the peak value to 90% of the peak value from zero to its peak value from 10% of the peak value to 70.7% of the peak value None of these from zero to its rms value from 10% of the peak value to 90% of the peak value from zero to its peak value from 10% of the peak value to 70.7% of the peak value None of these from zero to its rms value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field? Clockwise Into this page Out of this page Counterclockwise None of these Clockwise Into this page Out of this page Counterclockwise None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 350 µA 300 µA None of these 0.25 µA 250 µA 350 µA 300 µA None of these 0.25 µA 250 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What causes the depletion layer? Recombination Doping Ions Barrier potential None of these Recombination Doping Ions Barrier potential None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of KirchhofFs voltage law? The algebraic sum of voltages entering and leaving a point is equal to zero The algebraic sum of voltages in a loop is equal to zero The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it The total voltage in a parallel circuit is less than the value of the smallest voltage None of these The algebraic sum of voltages entering and leaving a point is equal to zero The algebraic sum of voltages in a loop is equal to zero The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it The total voltage in a parallel circuit is less than the value of the smallest voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 micro A is: one million amperes one-millionth of an ampere 1000 A 10000A None of these one million amperes one-millionth of an ampere 1000 A 10000A None of these ANSWER DOWNLOAD EXAMIANS APP
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