Electronic Principles The merging of a free electron and a hole is called Recombination Lifetime None of these Thermal energy Covalent bonding Recombination Lifetime None of these Thermal energy Covalent bonding ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrasers best describes flux density? The opposition to a build-up of magnetic fields None of these The concentration of lines of magnetic force The rate of change of the number of lines of magnetic force The force that maintains lines of force The opposition to a build-up of magnetic fields None of these The concentration of lines of magnetic force The rate of change of the number of lines of magnetic force The force that maintains lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How may valence electrons does a silicon atom have? 2 4 1 None of these 2 4 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The basic unit of measurement for resistance is the: volt None of these ampere ohm watt volt None of these ampere ohm watt ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: has no effect on the capacitive reactance None of these doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 cuts the capacitive reactance in half has no effect on the capacitive reactance None of these doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 cuts the capacitive reactance in half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? The ac voltage lags the current by 90 degree None of these Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree None of these Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
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