Electronic Principles The dielectric constant of a material is a measure of: how well the material concentrates electrostatic lines of force the amount of voltage it can withstand before breaking down the amount of opposition to the current flow None of these how well the material concentrates magnetic lines of force how well the material concentrates electrostatic lines of force the amount of voltage it can withstand before breaking down the amount of opposition to the current flow None of these how well the material concentrates magnetic lines of force ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? None of these 0.20833333333333 50 A 20 A None of these 0.20833333333333 50 A 20 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 7200 A 0.5A 180 A 0.083333333333333 None of these 7200 A 0.5A 180 A 0.083333333333333 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Positive charges Crystals Atoms None of these Negative charges Positive charges Crystals Atoms None of these Negative charges ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the collector current increases, what does the current gain do? stays the same increases any of the above None of these decreases stays the same increases any of the above None of these decreases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a series RLC circuit: None of these always decreases as the applied frequency increases is minimum at the resonant frequency always increases as the applied frequency increases is maximum at the resonant frequency None of these always decreases as the applied frequency increases is minimum at the resonant frequency always increases as the applied frequency increases is maximum at the resonant frequency ANSWER DOWNLOAD EXAMIANS APP
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