Electronic Principles The merging of a free electron and a hole is called Lifetime None of these Recombination Covalent bonding Thermal energy Lifetime None of these Recombination Covalent bonding Thermal energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? Resistances provide the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow None of these Inductive reactance provides the only opposition to current flow The ac voltage lags the current by 90 degree Resistances provide the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow None of these Inductive reactance provides the only opposition to current flow The ac voltage lags the current by 90 degree ANSWER DOWNLOAD EXAMIANS APP
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 None of these 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 from 10% of the peak value to 90% of the peak value None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Stays the same 0oC None of these Decreases Increases Stays the same 0oC None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Capacitive reactance provides the only opposition to current flow The ac voltage leads the current by 90 degree None of these Resistances provide the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow Capacitive reactance provides the only opposition to current flow The ac voltage leads the current by 90 degree None of these Resistances provide the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff? 100 Ohm 30 Ohm 20 Ohm 10 Ohm None of these 100 Ohm 30 Ohm 20 Ohm 10 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
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